ContractInfoOf: StorageDescriptor<
    [Key: FixedSizeBinary<20>],
    {
        code_hash: FixedSizeBinary<32>;
        delegate_dependencies: [FixedSizeBinary<32>, bigint][];
        immutable_data_len: number;
        storage_base_deposit: bigint;
        storage_byte_deposit: bigint;
        storage_bytes: number;
        storage_item_deposit: bigint;
        storage_items: number;
        trie_id: Binary;
    },
    true,
    never,
>

The code associated with a given account.