Is anything wrong about this config? Plugin is not working

[Khytlu]

debug=false //some debug stuffs, don't touch without need
hardMode=true //push player back to the first day if he missed one day or not
show-rewards-on-join=true //shows rewards to player when he joins or not

daycap=7 //after this day player will be pushed back to the first day anyway - end of his row
guiShowDelay=0

messages-amount: 3 // amount of messages which player will recieve if he didn't take his reward. (0 to turn off)
time-interval: 600 //time interval in seconds between messages. (0 to turn off)

button: "minecraft:end_crystal"

days{
1: { //day number - if you will create 1,2 and 4 days, player shall not take reward for 3 day, but he will on 4 day
reward-message: "" //Shows on reward take
icon: { // your icon settings for this day - player will see it in GUI
item: "pixelmon:poke_ball" // materialname for item - fill free to use metadata
name: "Gün 1"
lore: {
}
nbt: { //nbt data for items. For heads, for example
key1: "value1"
key2: "value2"
}
}
rewards: [ //rewards, which player will take in this day
{reward: "ITEM pixelmon:poke_ball 4"}, //ITEM materialname:meta - just give items to player
]
}
2: {
icon: {
item: "pixelmon:premier_ball
name: "Gün 2"
lore: {
}
}
rewards: [
{reward: "MONEY 5000"}, //give money to player
]
}
3: {
icon: {
item: "pixelmon:great_ball"
name: "Gün 3"
lore: {
}
}
rewards: [ //rewards, which player will take in this day
{reward: "ITEM pixelmon:great_ball 16"}, //ITEM materialname:meta - just give items to player
]
}
4: {
icon: {
item: "pixelmon:ultra_ball"
name: "Gün 4"
lore: {
}
}
rewards: [ //rewards, which player will take in this day
{reward: "ITEM pixelmon:ultra_ball 6"}, //ITEM materialname:meta - just give items to player
]
}
5: {
icon: {
item: "pixelmon:dusk_ball"
name: "Gün 5"
lore: {
}
}
rewards: [ //rewards, which player will take in this day
{reward: "ITEM pixelmon:dusk_ball 8"}, //ITEM materialname:meta - just give items to player
]
}
6: {
icon: {
item: "pixelmon:dream_ball"
name: "Gün 6"
lore: {
}
}
rewards: [ //rewards, which player will take in this day
{reward: "ITEM pixelmon:dream_ball 4"}, //ITEM materialname:meta - just give items to player
]
}
7: {
icon: {
item: "pixelmon:m_exp_candy"
name: "Gün 7"
lore: {
}
}
rewards: [ //rewards, which player will take in this day
{reward: "ITEM pixelmon:m_exp_candy 1"}, //ITEM materialname:meta - just give items to player
]
}
}