diff --git a/Cargo.lock b/Cargo.lock
index d2af0fb..08ab917 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -10,9 +10,9 @@ checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.20"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
 dependencies = [
  "memchr",
 ]
@@ -30,9 +30,9 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.1.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "base64"
@@ -40,13 +40,19 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "base64ct"
+version = "1.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"
+
 [[package]]
 name = "bindgen"
 version = "0.60.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "062dddbc1ba4aca46de6338e2bf87771414c335f7b2f2036e8f3e9befebf88e6"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "cexpr",
  "clang-sys",
  "clap",
@@ -69,6 +75,12 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bitflags"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b048fb63fd8b5923fc5aa7b340d8e156aec7ec02f0c78fa8a6ddc2613f6f71de"
+
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -80,9 +92,9 @@ dependencies = [
 
 [[package]]
 name = "block-buffer"
-version = "0.10.3"
+version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69cce20737498f97b993470a6e536b8523f0af7892a4f928cceb1ac5e52ebe7e"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
 dependencies = [
  "generic-array",
 ]
@@ -107,7 +119,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn",
  "syn_derive",
 ]
 
@@ -122,9 +134,9 @@ dependencies = [
 
 [[package]]
 name = "byteorder"
-version = "1.4.3"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
 [[package]]
 name = "cexpr"
@@ -155,9 +167,9 @@ checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
 [[package]]
 name = "clang-sys"
-version = "1.4.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa2e27ae6ab525c3d369ded447057bca5438d86dc3a68f6faafb8269ba82ebf3"
+checksum = "0b023947811758c97c59bf9d1c188fd619ad4718dcaa767947df1cadb14f39f4"
 dependencies = [
  "glob",
  "libc",
@@ -166,14 +178,14 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "3.2.23"
+version = "3.2.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71655c45cb9845d3270c9d6df84ebe72b4dad3c2ba3f7023ad47c144e4e473a5"
+checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
 dependencies = [
  "atty",
- "bitflags",
+ "bitflags 1.3.2",
  "clap_lex",
- "indexmap 1.9.2",
+ "indexmap 1.9.3",
  "strsim",
  "termcolor",
  "textwrap",
@@ -188,11 +200,17 @@ dependencies = [
  "os_str_bytes",
 ]
 
+[[package]]
+name = "const-oid"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"
+
 [[package]]
 name = "cpufeatures"
-version = "0.2.5"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28d997bd5e24a5928dd43e46dc529867e207907fe0b239c3477d924f7f2ca320"
+checksum = "608697df725056feaccfa42cffdaeeec3fccc4ffc38358ecd19b243e716a78e0"
 dependencies = [
  "libc",
 ]
@@ -209,17 +227,44 @@ dependencies = [
 
 [[package]]
 name = "curve25519-dalek"
-version = "3.2.1"
+version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90f9d052967f590a76e62eb387bd0bbb1b000182c3cefe5364db6b7211651bc0"
+checksum = "0b9fdf9972b2bd6af2d913799d9ebc165ea4d2e65878e329d9c6b372c4491b61"
 dependencies = [
  "byteorder",
  "digest 0.9.0",
- "rand_core",
+ "rand_core 0.5.1",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "curve25519-dalek"
+version = "4.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97fb8b7c4503de7d6ae7b42ab72a5a59857b4c937ec27a3d4539dba95b5ab2be"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "curve25519-dalek-derive",
+ "digest 0.10.7",
+ "fiat-crypto",
+ "rustc_version",
  "subtle",
  "zeroize",
 ]
 
+[[package]]
+name = "curve25519-dalek-derive"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "darling"
 version = "0.20.10"
@@ -240,7 +285,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn",
 ]
 
 [[package]]
@@ -251,7 +296,17 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.79",
+ "syn",
+]
+
+[[package]]
+name = "der"
+version = "0.7.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f55bf8e7b65898637379c1b74eb1551107c8294ed26d855ceb9fd1a09cfc9bc0"
+dependencies = [
+ "const-oid",
+ "zeroize",
 ]
 
 [[package]]
@@ -265,21 +320,31 @@ dependencies = [
 
 [[package]]
 name = "digest"
-version = "0.10.6"
+version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer 0.10.3",
+ "block-buffer 0.10.4",
  "crypto-common",
 ]
 
 [[package]]
 name = "ed25519"
-version = "1.5.2"
+version = "1.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91cff35c70bba8a626e3185d8cd48cc11b5437e1a5bcd15b9b5fa3c64b6dfee7"
+dependencies = [
+ "signature 1.6.4",
+]
+
+[[package]]
+name = "ed25519"
+version = "2.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e9c280362032ea4203659fc489832d0204ef09f247a0506f170dafcac08c369"
+checksum = "115531babc129696a58c64a4fef0a8bf9e9698629fb97e9e40767d235cfbcd53"
 dependencies = [
- "signature",
+ "pkcs8",
+ "signature 2.2.0",
 ]
 
 [[package]]
@@ -288,19 +353,33 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c762bae6dcaf24c4c84667b8579785430908723d5c889f469d76a41d59cc7a9d"
 dependencies = [
- "curve25519-dalek",
- "ed25519",
+ "curve25519-dalek 3.2.0",
+ "ed25519 1.5.3",
  "rand",
  "serde",
  "sha2 0.9.9",
  "zeroize",
 ]
 
+[[package]]
+name = "ed25519-dalek"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a3daa8e81a3963a60642bcc1f90a670680bd4a77535faa384e9d1c79d620871"
+dependencies = [
+ "curve25519-dalek 4.1.3",
+ "ed25519 2.2.3",
+ "serde",
+ "sha2 0.10.8",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "either"
-version = "1.8.0"
+version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90e5c1c8368803113bf0c9584fc495a58b86dc8a29edbf8fe877d21d9507e797"
+checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
 
 [[package]]
 name = "env_logger"
@@ -321,6 +400,22 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
+[[package]]
+name = "errno"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "534c5cf6194dfab3db3242765c03bbe257cf92f22b38f6bc0c58d59108a820ba"
+dependencies = [
+ "libc",
+ "windows-sys 0.52.0",
+]
+
+[[package]]
+name = "fiat-crypto"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28dea519a9695b9977216879a3ebfddf92f1c08c05d984f8996aecd6ecdc811d"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -329,9 +424,9 @@ checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
 [[package]]
 name = "generic-array"
-version = "0.14.6"
+version = "0.14.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bff49e947297f3312447abdca79f45f4738097cc82b06e72054d2223f601f1b9"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
 dependencies = [
  "typenum",
  "version_check",
@@ -345,7 +440,18 @@ checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "wasi",
+ "wasi 0.9.0+wasi-snapshot-preview1",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "wasi 0.11.0+wasi-snapshot-preview1",
 ]
 
 [[package]]
@@ -387,6 +493,15 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
+[[package]]
+name = "home"
+version = "0.5.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3d1354bf6b7235cb4a0576c2619fd4ed18183f689b12b006a0ee7329eeff9a5"
+dependencies = [
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "humantime"
 version = "2.1.0"
@@ -401,9 +516,9 @@ checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
 [[package]]
 name = "indexmap"
-version = "1.9.2"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
  "hashbrown 0.12.3",
@@ -421,15 +536,15 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.5"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
+checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "lazy_static"
-version = "1.4.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "lazycell"
@@ -439,34 +554,37 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.139"
+version = "0.2.161"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
+checksum = "8e9489c2807c139ffd9c1794f4af0ebe86a828db53ecdc7fea2111d0fed085d1"
 
 [[package]]
 name = "libloading"
-version = "0.7.4"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b67380fd3b2fbe7527a606e18729d21c6f3951633d0500574c4dc22d2d638b9f"
+checksum = "4979f22fdb869068da03c9f7528f8297c6fd2606bc3a4affe42e6a823fdb8da4"
 dependencies = [
  "cfg-if 1.0.0",
- "winapi",
+ "windows-targets",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
+
 [[package]]
 name = "log"
-version = "0.4.17"
+version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
-dependencies = [
- "cfg-if 1.0.0",
-]
+checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
 [[package]]
 name = "memory_units"
@@ -543,7 +661,7 @@ dependencies = [
  "serde_json",
  "strum",
  "strum_macros",
- "syn 2.0.79",
+ "syn",
 ]
 
 [[package]]
@@ -564,9 +682,9 @@ dependencies = [
 
 [[package]]
 name = "nom"
-version = "7.1.2"
+version = "7.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5507769c4919c998e69e49c839d9dc6e693ede4cc4290d6ad8b41d4f09c548c"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
 dependencies = [
  "memchr",
  "minimal-lexical",
@@ -580,15 +698,15 @@ checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
 
 [[package]]
 name = "opaque-debug"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
 
 [[package]]
 name = "os_str_bytes"
-version = "6.4.1"
+version = "6.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b7820b9daea5457c9f21c69448905d723fbd21136ccf521748f23fd49e723ee"
+checksum = "e2355d85b9a3786f481747ced0e0ff2ba35213a1f9bd406ed906554d7af805a1"
 
 [[package]]
 name = "peeking_take_while"
@@ -596,11 +714,24 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 
+[[package]]
+name = "pkcs8"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f950b2377845cebe5cf8b5165cb3cc1a5e0fa5cfa3e1f7f55707d8fd82e0a7b7"
+dependencies = [
+ "der",
+ "spki",
+]
+
 [[package]]
 name = "ppv-lite86"
-version = "0.2.17"
+version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
+checksum = "77957b295656769bb8ad2b6a6b09d897d94f05c41b069aede1fcdaa675eaea04"
+dependencies = [
+ "zerocopy",
+]
 
 [[package]]
 name = "proc-macro-crate"
@@ -636,9 +767,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.87"
+version = "1.0.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e4daa0dcf6feba26f985457cdf104d4b4256fc5a09547140f3631bb076b19a"
+checksum = "7c3a7fc5db1e57d5a779a352c8cdb57b29aa4c40cc69c3a68a7fedc815fbf2f9"
 dependencies = [
  "unicode-ident",
 ]
@@ -648,11 +779,11 @@ name = "quickjs-rust-near"
 version = "0.1.0"
 dependencies = [
  "bindgen",
- "ed25519-dalek",
+ "ed25519-dalek 2.1.1",
  "hex",
  "near-sdk",
  "quickjs-rust-near-testenv",
- "sha2 0.10.6",
+ "sha2 0.10.8",
 ]
 
 [[package]]
@@ -660,7 +791,7 @@ name = "quickjs-rust-near-fungible-token"
 version = "0.1.0"
 dependencies = [
  "bindgen",
- "ed25519-dalek",
+ "ed25519-dalek 1.0.1",
  "lazy_static",
  "near-contract-standards",
  "near-sdk",
@@ -683,7 +814,7 @@ name = "quickjs-rust-near-nft"
 version = "0.1.0"
 dependencies = [
  "bindgen",
- "ed25519-dalek",
+ "ed25519-dalek 1.0.1",
  "lazy_static",
  "near-contract-standards",
  "near-sdk",
@@ -705,10 +836,10 @@ dependencies = [
 name = "quickjs-rust-near-testenv"
 version = "0.1.0"
 dependencies = [
- "ed25519-dalek",
+ "ed25519-dalek 1.0.1",
  "lazy_static",
  "near-sdk",
- "sha2 0.10.6",
+ "sha2 0.10.8",
 ]
 
 [[package]]
@@ -726,10 +857,10 @@ version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
  "libc",
  "rand_chacha",
- "rand_core",
+ "rand_core 0.5.1",
  "rand_hc",
 ]
 
@@ -740,7 +871,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.5.1",
 ]
 
 [[package]]
@@ -749,7 +880,16 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom 0.2.15",
 ]
 
 [[package]]
@@ -758,14 +898,26 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
 dependencies = [
- "rand_core",
+ "rand_core 0.5.1",
 ]
 
 [[package]]
 name = "regex"
-version = "1.7.1"
+version = "1.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38200e5ee88914975b69f657f0801b6f6dccafd44fd9326302a4aaeecfacb1d8"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
+checksum = "368758f23274712b504848e9d5a6f010445cc8b87a7cdb4d7cbee666c1288da3"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -774,9 +926,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.28"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "rustc-hash"
@@ -784,45 +936,74 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
+[[package]]
+name = "rustc_version"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
+dependencies = [
+ "semver",
+]
+
+[[package]]
+name = "rustix"
+version = "0.38.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8acb788b847c24f28525660c4d7758620a7210875711f79e7f663cc152726811"
+dependencies = [
+ "bitflags 2.6.0",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "rustversion"
-version = "1.0.11"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5583e89e108996506031660fe09baa5011b9dd0341b89029313006d1fb508d70"
+checksum = "0e819f2bc632f285be6d7cd36e25940d45b2391dd6d9b939e79de557f7014248"
 
 [[package]]
 name = "ryu"
-version = "1.0.12"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
+
+[[package]]
+name = "semver"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b4b9743ed687d4b4bcedf9ff5eaa7398495ae14e61cba0a295704edbc7decde"
+checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
 
 [[package]]
 name = "serde"
-version = "1.0.152"
+version = "1.0.210"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb7d1f0d3021d347a83e556fc4683dea2ea09d87bccdf88ff5c12545d89d5efb"
+checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.152"
+version = "1.0.210"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af487d118eecd09402d70a5d72551860e788df87b464af30e5ea6a38c75c541e"
+checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.107",
+ "syn",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.91"
+version = "1.0.131"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
+checksum = "67d42a0bd4ac281beff598909bb56a86acaf979b84483e1c79c10dcaf98f8cf3"
 dependencies = [
  "itoa",
+ "memchr",
  "ryu",
  "serde",
 ]
@@ -842,20 +1023,20 @@ dependencies = [
 
 [[package]]
 name = "sha2"
-version = "0.10.6"
+version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82e6b795fe2e3b1e845bafcb27aa35405c4d47cdfc92af5fc8d3002f76cebdc0"
+checksum = "793db75ad2bcafc3ffa7c68b215fee268f537982cd901d132f89c6343f3a3dc8"
 dependencies = [
  "cfg-if 1.0.0",
  "cpufeatures",
- "digest 0.10.6",
+ "digest 0.10.7",
 ]
 
 [[package]]
 name = "shlex"
-version = "1.1.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "signature"
@@ -863,6 +1044,25 @@ version = "1.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
 
+[[package]]
+name = "signature"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77549399552de45a898a580c1b41d445bf730df867cc44e6c0233bbc4b8329de"
+dependencies = [
+ "rand_core 0.6.4",
+]
+
+[[package]]
+name = "spki"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d91ed6c858b01f942cd56b37a94b3e0a1798290327d1236e4d9cf4eaca44d29d"
+dependencies = [
+ "base64ct",
+ "der",
+]
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
@@ -885,25 +1085,14 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.79",
+ "syn",
 ]
 
 [[package]]
 name = "subtle"
-version = "2.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
-
-[[package]]
-name = "syn"
-version = "1.0.107"
+version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
+checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
 [[package]]
 name = "syn"
@@ -925,35 +1114,23 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
-]
-
-[[package]]
-name = "synstructure"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 1.0.107",
- "unicode-xid",
+ "syn",
 ]
 
 [[package]]
 name = "termcolor"
-version = "1.1.3"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755"
 dependencies = [
  "winapi-util",
 ]
 
 [[package]]
 name = "textwrap"
-version = "0.16.0"
+version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222a222a5bfe1bba4a77b45ec488a741b3cb8872e5e499451fd7d0129c9c7c3d"
+checksum = "23d434d3f8967a09480fb04132ebe0a3e088c173e6d0ee7897abbdf4eab0f8b9"
 
 [[package]]
 name = "tinyvec"
@@ -989,27 +1166,21 @@ dependencies = [
 
 [[package]]
 name = "typenum"
-version = "1.16.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
-
-[[package]]
-name = "unicode-xid"
-version = "0.2.4"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
+checksum = "e91b56cd4cadaeb79bbf1a5645f6b4f8dc5bde8834ad5894a8db35fda9efa1fe"
 
 [[package]]
 name = "version_check"
-version = "0.9.4"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
 [[package]]
 name = "wasi"
@@ -1017,6 +1188,12 @@ version = "0.9.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
 [[package]]
 name = "wee_alloc"
 version = "0.4.5"
@@ -1031,13 +1208,14 @@ dependencies = [
 
 [[package]]
 name = "which"
-version = "4.3.0"
+version = "4.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c831fbbee9e129a8cf93e7747a82da9d95ba8e16621cae60ec2cdc849bacb7b"
+checksum = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7"
 dependencies = [
  "either",
- "libc",
+ "home",
  "once_cell",
+ "rustix",
 ]
 
 [[package]]
@@ -1058,11 +1236,11 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.5"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "winapi",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -1071,6 +1249,88 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.59.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
+dependencies = [
+ "windows-targets",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
+
+[[package]]
+name = "windows_i686_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
+
 [[package]]
 name = "winnow"
 version = "0.6.20"
@@ -1080,23 +1340,43 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "zerocopy"
+version = "0.7.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0"
+dependencies = [
+ "byteorder",
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.7.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "zeroize"
-version = "1.3.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4756f7db3f7b5574938c3eb1c117038b8e07f95ee6718c0efad4ac21508f1efd"
+checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
 dependencies = [
  "zeroize_derive",
 ]
 
 [[package]]
 name = "zeroize_derive"
-version = "1.3.3"
+version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44bf07cb3e50ea2003396695d58bf46bc9887a1f362260446fad6bc4e79bd36c"
+checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.107",
- "synstructure",
+ "syn",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 1331e3c..4f7d126 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,7 +20,7 @@ strip = false
 
 [dependencies]
 near-sdk = "5.5.0"
-ed25519-dalek = "1.0.1"
+ed25519-dalek = "2.1.1"
 sha2 = "0.10.6"
 hex = "0.4.3"
 quickjs-rust-near-testenv = { path = "testenv" }
@@ -40,4 +40,4 @@ members = [
   "examples/purejs",
   "testenv",
   "."
-]
\ No newline at end of file
+]
diff --git a/e2e/e2e.test.js b/e2e/e2e.test.js
index e8b1bc1..ba08580 100644
--- a/e2e/e2e.test.js
+++ b/e2e/e2e.test.js
@@ -1,8 +1,8 @@
-import { Worker } from 'near-workspaces';
+import { KeyPair, Worker } from 'near-workspaces';
 import { before, after, test, describe } from 'node:test';
 import { expect } from 'chai';
 
-describe('run simple js', () => {
+describe('run simple js', { only: true }, () => {
     /**
      * @type {Worker}
      */
@@ -94,4 +94,49 @@ env.value_return(JSON.stringify(result));            `
         expect(result).to.equal('valid');
     }, 40000);
 
+    test('should verify signed message using ed25519_verify', { only: true }, async () => {
+        /**
+        * @type {KeyPair}
+        */
+        const keyPair = contractAccountKeyPair;
+        const messageToBeSigned = 'the expected message to be signed';
+
+        const messageBytes = new TextEncoder().encode(messageToBeSigned);
+        const signature = Array.from((await keyPair.sign(messageBytes)).signature);
+        const message = Array.from(messageBytes);
+        const public_key = Array.from(keyPair.getPublicKey().data);
+
+        await contract.call(
+            contract.accountId,
+            'submit_script',
+            {
+                script: `
+const args = JSON.parse(env.input());
+const result = env.ed25519_verify(new Uint8Array(args.signature), new Uint8Array(args.message), new Uint8Array(args.public_key));
+env.value_return(JSON.stringify(result ? 'valid' : 'invalid'));
+`
+            }
+        );
+
+        let result = await contract.view(
+            'run_script_for_account_no_return',
+            {
+                account_id: contract.accountId,
+                message,
+                signature,
+                public_key
+            }
+        );
+        expect(result).to.equal('valid');
+        result = await contract.view(
+            'run_script_for_account_no_return',
+            {
+                account_id: contract.accountId,
+                message: [3, 2, 5, 1],
+                signature,
+                public_key
+            }
+        );
+        expect(result).to.equal('invalid');
+    }, 40000);
 });
\ No newline at end of file
diff --git a/examples/fungibletoken/e2e/e2e.test.js b/examples/fungibletoken/e2e/e2e.test.js
index 1c75cfa..48a740d 100644
--- a/examples/fungibletoken/e2e/e2e.test.js
+++ b/examples/fungibletoken/e2e/e2e.test.js
@@ -1,7 +1,8 @@
 import { connect, keyStores } from 'near-api-js';
 import { Worker } from 'near-workspaces';
-import { before, after, test, describe } from 'node:test';
+import { before, after, test, describe, afterEach } from 'node:test';
 import { expect } from 'chai';
+import { createHash } from 'crypto';
 
 const connectionConfig = {
     networkId: "sandbox",
@@ -9,7 +10,7 @@ const connectionConfig = {
     nodeUrl: "https://rpc.testnet.near.org"
 };
 
-describe('Fungible token contract', () => {
+describe('Fungible token contract', { only: true }, () => {
     /**
      * @type {Worker}
      */
@@ -24,7 +25,13 @@ describe('Fungible token contract', () => {
      * @type {import('near-workspaces').NearAccount}
      */
     let contract;
+    /**
+     * @type {import('near-workspaces').NearAccount}
+     */
     let bob;
+    /**
+     * @type {import('near-workspaces').NearAccount}
+     */
     let alice;
 
     /**
@@ -46,12 +53,28 @@ describe('Fungible token contract', () => {
         await contract.call(contract.accountId, 'new_default_meta', { owner_id: 'bob.test.near', total_supply: 1_000_000n.toString() });
         contractAccountKeyPair = await contract.getKey();
         connectionConfig.keyStore.setKey("sandbox", contract.accountId, contractAccountKeyPair);
+        await alice.call(contract.accountId, 'storage_deposit', {
+            account_id: 'alice.test.near',
+            registration_only: true,
+        }, {
+            attachedDeposit: 1_0000_0000000000_0000000000n.toString()
+        });
     });
     after(async () => {
         await worker.tearDown();
     });
 
-    test('should run custom javascript in contract', async () => {
+    afterEach(async () => {
+        const aliceBalance = await contract.view('ft_balance_of', { account_id: 'alice.test.near' });
+        await alice.call(contract.accountId, 'ft_transfer', {
+            receiver_id: 'bob.test.near',
+            amount: aliceBalance.toString(),
+        }, {
+            attachedDeposit: 1n.toString()
+        });
+    });
+
+    test('should run custom javascript transfer functions in contract', async () => {
         const nearConnection = await connect(connectionConfig);
         const accountId = contract.accountId;
 
@@ -79,18 +102,6 @@ describe('Fungible token contract', () => {
                 `
             }
         });
-        await bob.call(accountId, 'storage_deposit', {
-            account_id: 'bob.test.near',
-            registration_only: true,
-        }, {
-            attachedDeposit: 1_0000_0000000000_0000000000n.toString()
-        });
-        await alice.call(accountId, 'storage_deposit', {
-            account_id: 'alice.test.near',
-            registration_only: true,
-        }, {
-            attachedDeposit: 1_0000_0000000000_0000000000n.toString()
-        });
 
         expect(await contract.view('ft_balance_of', { account_id: 'bob.test.near' })).to.equal(1_000_000n.toString());
 
@@ -113,4 +124,112 @@ describe('Fungible token contract', () => {
         expect(await contract.view('ft_balance_of', { account_id: 'bob.test.near' })).to.equal(999_000n.toString());
         expect(await contract.view('ft_balance_of', { account_id: 'alice.test.near' })).to.equal(1_000n.toString());
     });
+
+    test('should not double gas usage when calling transfer via JS', { only: false }, async () => {
+        const nearConnection = await connect(connectionConfig);
+        const accountId = contract.accountId;
+
+        const account = await nearConnection.account(accountId);
+        await account.functionCall({
+            contractId: accountId,
+            methodName: 'post_javascript',
+            gas: '300000000000000',
+            args: {
+                javascript: `
+                export function ft_transfer_js() {
+                    const { amount, receiver_id } = JSON.parse(env.input());
+                    env.ft_transfer(receiver_id, amount);
+                }
+                `
+            }
+        });
+
+        let result = await bob.callRaw(accountId, 'call_js_func',
+            {
+                function_name: "ft_transfer_js",
+                receiver_id: "alice.test.near",
+                amount: "2000"
+            }, {
+            attachedDeposit: '1'
+        });
+        expect(await contract.view('ft_balance_of', { account_id: 'alice.test.near' })).to.equal(2_000n.toString());
+        const totalGasBurntJS = result.result.receipts_outcome.reduce((prev, receipt_outcome) => prev + receipt_outcome.outcome.gas_burnt, 0);
+        result = await bob.callRaw(accountId, 'ft_transfer',
+            {
+                receiver_id: "alice.test.near",
+                amount: "2000"
+            }, {
+            attachedDeposit: '1'
+        });
+        expect(await contract.view('ft_balance_of', { account_id: 'alice.test.near' })).to.equal(4_000n.toString());
+        const totalGasBurnt = result.result.receipts_outcome.reduce((prev, receipt_outcome) => prev + receipt_outcome.outcome.gas_burnt, 0);
+
+        expect(totalGasBurntJS / totalGasBurnt).to.be.lessThan(2.0);
+    });
+
+    test('should run custom javascript transfer functions in contract with function access keys, and without attaching deposits', { only: true }, async () => {
+        const nearConnection = await connect(connectionConfig);
+        const accountId = contract.accountId;
+
+        const account = await nearConnection.account(accountId);
+        const javascript = `
+                export function start_ai_conversation() {
+                    const amount = 2_000n;
+                    let conversation_id = env.signer_account_id()+"_"+(new Date().getTime());
+                    env.set_data(conversation_id, JSON.stringify({receiver_id: env.signer_account_id(), amount: amount.toString() }));
+                    env.ft_transfer_internal(env.signer_account_id(), 'bob.test.near', amount.toString());
+                    env.value_return(conversation_id);
+                }
+
+                export function refund_unspent() {
+                    const { refund_message, signature } = JSON.parse(env.input());
+                    const public_key = new Uint8Array([${Array.from((await bob.getKey()).getPublicKey().data).toString()}]);
+
+                    const signature_is_valid = env.ed25519_verify(new Uint8Array(signature), new Uint8Array(env.sha256_utf8(refund_message)) , public_key);
+                    if (signature_is_valid) {
+                        print("REFUNDING");
+                        const { receiver_id, refund_amount } = JSON.parse(refund_message);
+                        env.ft_transfer_internal('bob.test.near', receiver_id, refund_amount);
+                    } else {
+                        print("INVALID SIGNATURE");
+                    }
+                }
+`;
+
+        await account.functionCall({
+            contractId: accountId,
+            methodName: 'post_javascript',
+            gas: '300000000000000',
+            args: {
+                javascript
+            }
+        });
+
+        await bob.call(accountId, 'ft_transfer', {
+            receiver_id: 'alice.test.near',
+            amount: 2000n.toString(),
+        }, {
+            attachedDeposit: 1n.toString()
+        });
+
+        const conversation_id = await alice.call(accountId, 'call_js_func', {
+            function_name: "start_ai_conversation"
+        });
+
+        expect(conversation_id.split("_")[0]).to.equal("alice.test.near");
+        expect(await contract.view('ft_balance_of', { account_id: 'alice.test.near' })).to.equal(0n.toString());
+
+        const refund_message = JSON.stringify({ receiver_id: 'alice.test.near', refund_amount: 1000n.toString() });
+        const refund_message_hashed = createHash('sha256').update(Buffer.from(refund_message, 'utf8')).digest();
+        const signature = (await bob.getKey()).sign(Uint8Array.from(refund_message_hashed));
+
+        await bob.call(accountId, 'call_js_func',
+            {
+                function_name: "refund_unspent",
+                signature: Array.from(signature.signature),
+                refund_message
+            });
+
+        expect(await contract.view('ft_balance_of', { account_id: 'alice.test.near' })).to.equal(1_000n.toString());
+    });
 });
diff --git a/localjstestenv/wasm-near-environment.js b/localjstestenv/wasm-near-environment.js
index dd41375..fbbd012 100644
--- a/localjstestenv/wasm-near-environment.js
+++ b/localjstestenv/wasm-near-environment.js
@@ -195,3 +195,4 @@ export function storage_has_key(key_len, key_ptr) {
 }
 export function validator_stake() { }
 export function validator_total_stake() { }
+export function ed25519_verify() { }
diff --git a/quickjslib/.gitignore b/quickjslib/.gitignore
index 392acc9..28d3c1f 100644
--- a/quickjslib/.gitignore
+++ b/quickjslib/.gitignore
@@ -1,3 +1,4 @@
 *.wasm
 *.a
 *.o
+*.o*
\ No newline at end of file
diff --git a/src/jslib.rs b/src/jslib.rs
index e060607..9f1c11b 100644
--- a/src/jslib.rs
+++ b/src/jslib.rs
@@ -16,6 +16,23 @@ extern "C" {
     fn js_add_near_host_function(name: i32, func: i32, length: i32);
     fn JS_ToCStringLen2(ctx: i32, value_len_ptr: i32, val: i64, b: i32) -> i32;
     fn JS_NewStringLen(ctx: i32, buf: i32, buf_len: usize) -> i64;
+    fn JS_GetTypedArrayBuffer(
+        ctx: i32,                       // QuickJS context (JSContext*)
+        obj: i64, // The JSValueConst representing the typed array (JSValueConst as i64)
+        pbyte_offset: *mut usize, // Pointer to store the byte offset (size_t*)
+        pbyte_length: *mut usize, // Pointer to store the byte length (size_t*)
+        pbytes_per_element: *mut usize, // Pointer to store bytes per element (size_t*)
+    ) -> i64;
+    fn JS_GetArrayBuffer(
+        ctx: i32,          // QuickJS context
+        psize: *mut usize, // Pointer to store the buffer size
+        obj: i64,          // The JSValue representing the ArrayBuffer
+    ) -> *mut u8; //
+    fn JS_NewArrayBufferCopy(
+        ctx: i32,
+        data: *const u8,
+        size: usize
+    ) -> i64;
 }
 
 pub const JS_UNDEFINED: i64 = 0x0000000300000000;
@@ -44,6 +61,51 @@ pub fn arg_to_number(_ctx: i32, arg_no: i32, argv: i32) -> i64 {
     }
 }
 
+unsafe fn JS_GetArrayBufferRawData(ctx: i32, jsvalue: i64) -> *mut u8 {
+    let mut size: usize = 0;
+    let data_ptr = JS_GetArrayBuffer(ctx, &mut size as *mut usize, jsvalue);
+    return data_ptr;
+}
+
+pub fn arg_to_u8_array(ctx: i32, arg_no: i32, argv: i32) -> Vec<u8> {
+    let mut byte_offset: usize = 0;
+    let mut byte_length: usize = 0;
+    let mut bytes_per_element: usize = 0;
+    let argv_ptr = (argv + (arg_no * 8)) as *const i64; // Access the argument as JSValue (i64)
+
+    let array_data: Vec<u8>;
+    unsafe {
+        // Retrieve the typed array object (Uint8Array)
+        let typed_array: i64 = *argv_ptr; // JSValue as a 64-bit integer
+
+        // Call JS_GetTypedArrayBuffer, which returns another JSValue representing the buffer
+        let buffer_jsvalue = JS_GetTypedArrayBuffer(
+            ctx,
+            typed_array,                          // Pass the JSValue (i64)
+            &mut byte_offset as *mut usize,       // Offset pointer
+            &mut byte_length as *mut usize,       // Length pointer
+            &mut bytes_per_element as *mut usize, // Bytes per element pointer
+        );
+
+        // Now we need to extract the raw buffer from this new JSValue (buffer_jsvalue)
+        if buffer_jsvalue != 0 && byte_length > 0 {
+            // Assume we have a function to get the raw buffer from JSValue (this needs to be implemented)
+            let data_ptr = JS_GetArrayBufferRawData(ctx, buffer_jsvalue);
+
+            // Convert the raw pointer into a Vec<u8>
+            if !data_ptr.is_null() {
+                array_data = std::slice::from_raw_parts(data_ptr, byte_length).to_vec();
+            } else {
+                array_data = Vec::new(); // Handle null case gracefully
+            }
+        } else {
+            array_data = Vec::new(); // If the returned value is invalid or length is zero
+        }
+    }
+
+    return array_data;
+}
+
 /**
  * From near_sdk_js
 
@@ -196,6 +258,38 @@ unsafe fn setup_quickjs() {
         },
         1,
     );
+    add_function_to_js(
+        "sha256_utf8",
+        |ctx: i32, _this_val: i64, _argc: i32, argv: i32| -> i64 {
+            let message_sha256 = near_sdk::env::sha256(arg_to_str(ctx, 0, argv).as_bytes());
+            JS_NewArrayBufferCopy(
+                ctx,
+                message_sha256.as_ptr(),  // Pass the pointer to the data (const u8)
+                message_sha256.len()          // Length of the data
+            )
+        },
+        1,
+    );
+    add_function_to_js(
+        "ed25519_verify",
+        |ctx: i32, _this_val: i64, _argc: i32, argv: i32| -> i64 {
+            let signature_vec = arg_to_u8_array(ctx, 0, argv);
+            let signature: &[u8; 64] = signature_vec[..].try_into().unwrap();
+            let message_vec = arg_to_u8_array(ctx, 1, argv);
+            let message: &[u8] = message_vec.as_slice();
+
+            let public_key_vec = arg_to_u8_array(ctx, 2, argv);
+            let public_key: &[u8; 32] = public_key_vec[..].try_into().unwrap();
+
+            let result = near_sdk::env::ed25519_verify(signature, message, public_key);
+            if result {
+                JS_TRUE
+            } else {
+                JS_FALSE
+            }
+        },
+        1,
+    );
 }
 
 pub fn run_js(script: String) -> i32 {
@@ -258,7 +352,9 @@ pub fn compile_js(script: String, modulename: Option<String>) -> Vec<u8> {
 mod tests {
     use super::{compile_js, js_get_property, js_get_string, run_js, run_js_bytecode};
     use crate::viewaccesscontrol::store_signing_key_for_account;
-    use near_sdk::base64;
+    use near_sdk::{base64, env::sha256};
+    use ed25519_dalek::{ed25519::signature::SignerMut, SigningKey};
+
     use quickjs_rust_near_testenv::testenv::{
         alice, assert_latest_return_value_string_eq, set_input, set_signer_account_id,
         setup_test_env,
@@ -356,4 +452,58 @@ mod tests {
             );
         }
     }
+
+    #[test]
+    fn test_ed25519_verify_message() {
+        let mut signing_key = SigningKey::from_bytes(&near_sdk::env::random_seed_array());
+        let message_hashed = sha256(b"Hello");
+        let signature = signing_key.sign(message_hashed[..].try_into().unwrap());
+        let script = format!("
+            (function () {{ 
+                let signature = new Uint8Array({:?});
+                let message = new Uint8Array(env.sha256_utf8(\"Hello\"));
+                let publicKey = new Uint8Array({:?});
+                return env.ed25519_verify(signature, message, publicKey) ? 1 : 0;
+            }})();
+        ", signature.to_bytes(), signing_key.verifying_key().as_bytes());
+
+        let bytecode = compile_js(script, None);
+        let result = run_js_bytecode(bytecode);
+
+        assert_eq!(1, result);
+    }
+
+    #[test]
+    fn test_ed25519_verify() {
+        setup_test_env();
+        let bytecode = compile_js(
+            "(function () { 
+                let signature = new Uint8Array([
+                    202, 190, 247,  74, 243, 111,  52, 105,  50, 114, 227,
+                    162,  48,  43, 196,  41, 250, 186, 200,  69, 193,  79,
+                    125, 103,  18,  55, 153,  32,  27, 210, 186, 142, 160,
+                    121, 163,  87, 169, 246, 125, 204, 148, 183, 143,  86,
+                    59, 181, 174, 224, 113,  26, 160,  25, 137, 186,  65,
+                    196,   1, 137, 143, 184, 179,  90,  83,   0
+                ]);
+                let message = new Uint8Array([
+                    116, 104, 101,  32, 101, 120, 112,
+                    101,  99, 116, 101, 100,  32, 109,
+                    101, 115, 115,  97, 103, 101,  32,
+                    116, 111,  32,  98, 101,  32, 115,
+                    105, 103, 110, 101, 100
+                ]);
+                let publicKey = new Uint8Array([
+                    85, 107, 80, 196, 145, 120, 98, 16, 245, 69, 9, 42, 212, 6, 131, 229, 36, 235,
+                    122, 199, 84, 4, 164, 55, 218, 190, 147, 17, 144, 195, 95, 176,
+                ]);
+                return env.ed25519_verify(signature, message, publicKey) ? 1 : 0;
+            })()"
+                .to_string(),
+            None,
+        );
+        let result = run_js_bytecode(bytecode);
+
+        assert_eq!(1, result);
+    }
 }
diff --git a/src/viewaccesscontrol.rs b/src/viewaccesscontrol.rs
index 8ae2ba9..58b958a 100644
--- a/src/viewaccesscontrol.rs
+++ b/src/viewaccesscontrol.rs
@@ -1,7 +1,6 @@
-use ed25519_dalek::ed25519::signature::Signature as DalekSig;
-use ed25519_dalek::PublicKey as DalekPK;
 use near_sdk::borsh::{BorshDeserialize, BorshSerialize};
-use near_sdk::{base64, env};
+use near_sdk::env;
+use near_sdk::base64::{engine::general_purpose, Engine as _};
 use std::collections::HashMap;
 
 const ACCOUNT_SIGNING_KEYS_KEY: &[u8] = b"ACCSIGNKEYS";
@@ -59,7 +58,7 @@ pub fn store_signing_key_for_account(expires_timestamp_ms: u64) {
 
 pub fn verify_message_signed_by_account(
     signed_message: String,
-    signature: String,
+    signature_base64: String,
     account_id: String,
 ) -> bool {
     let account_signing_keys = load_account_signing_keys();
@@ -70,12 +69,10 @@ pub fn verify_message_signed_by_account(
     if account_signing_key_option.is_some() {
         let account_signing_key = account_signing_key_option.unwrap();
         if account_signing_key.expires_timestamp_ms > env::block_timestamp_ms() {
-            let pk =
-                DalekPK::from_bytes(&account_signing_key_option.unwrap().public_key[1..].to_vec())
-                    .unwrap();
-            let sig = DalekSig::from_bytes(base64::decode(&signature).unwrap().as_slice()).unwrap();
-
-            return pk.verify_strict(signed_message.as_bytes(), &sig).is_ok();
+            let signature_vec = general_purpose::STANDARD.decode(signature_base64).unwrap();
+            let signature = signature_vec.as_slice().try_into().unwrap();
+            let public_key = account_signing_key_option.unwrap().public_key[1..].try_into().unwrap();
+            return env::ed25519_verify(signature, signed_message.as_bytes(), public_key);
         }
     }
     return false;
diff --git a/testenv/src/testenv.rs b/testenv/src/testenv.rs
index 31f936b..413559d 100644
--- a/testenv/src/testenv.rs
+++ b/testenv/src/testenv.rs
@@ -1,3 +1,4 @@
+use ed25519_dalek::Signature;
 use near_sdk::{AccountId, NearToken, PublicKey};
 use sha2::Digest;
 use std::collections::HashMap;
@@ -491,6 +492,40 @@ pub extern "C" fn block_timestamp() -> i64 {
     }
 }
 
+#[no_mangle]
+pub extern "C" fn random_seed(_register: i64) {
+
+}
+
+#[no_mangle]
+pub extern "C" fn ed25519_verify(
+    signature_len: i64,
+    signature_ptr: i64,
+    message_len: i64,
+    message_ptr: i64,
+    public_key_len: i64,
+    public_key_ptr: i64,
+) -> i64 {
+    unsafe {
+        let signature = Signature::from_bytes(std::slice::from_raw_parts(
+            signature_ptr as *const u8,
+            signature_len as usize,
+        ))
+        .unwrap();
+        let message = std::slice::from_raw_parts(message_ptr as *const u8, message_len as usize);
+        let public_key = ed25519_dalek::PublicKey::from_bytes(std::slice::from_raw_parts(
+            public_key_ptr as *const u8,
+            public_key_len as usize,
+        ))
+        .unwrap();
+        if public_key.verify_strict(message, &signature).is_ok() {
+            1
+        } else {
+            0
+        }
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;