Fix standardize signtx #136

Job	Run time
build (20)	4m 8s
check-version	10s
publish-meshsdk-contract	3m 54s
publish-meshsdk-cli	49s
publish-meshsdk-common	3m 57s
publish-meshsdk-core	3m 53s
publish-meshsdk-core-csl	3m 55s
publish-meshsdk-core-cst	3m 43s
publish-meshsdk-provider	4m 0s
publish-meshsdk-react	3m 56s
publish-meshsdk-svelte	3m 45s
publish-meshsdk-transaction	4m 0s
publish-meshsdk-wallet	3m 42s
	43m 52s

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