pub trait Mutate<AccountId>: Inspect<AccountId> {
    // Required method
    fn set(
        asset: Self::AssetId,
        from: &AccountId,
        name: Vec<u8>,
        symbol: Vec<u8>,
        decimals: u8
    ) -> DispatchResult;
}pub trait Mutate<AccountId>: Inspect<AccountId> {
    // Required method
    fn set(
        asset: Self::AssetId,
        from: &AccountId,
        name: Vec<u8>,
        symbol: Vec<u8>,
        decimals: u8
    ) -> DispatchResult;
}