hiero-sdk 0.42.1

TokenAssociate(
    TokenAssociateTransactionBody {
        account: Some(
            AccountId {
                shard_num: 0,
                realm_num: 0,
                account: Some(
                    AccountNum(
                        5006,
                    ),
                ),
            },
        ),
        tokens: [
            TokenId {
                shard_num: 1,
                realm_num: 2,
                token_num: 3,
            },
        ],
    },
)