The SHA256 hash value of the contract's WASM bytecode, represented as case-insensitive 64 character hex string. This is used to make sure only the contract that's being invoked can decrypt the query data.
codeHash is an optional parameter but using it will result in way faster execution time.
The id of the contract's WASM code
Funds to send to the contract
The input message to the contract's constructor
A unique label across all contracts