v2.17.1

Added

• TokenNftInfo.allowanceSpenderAccountId
• ContractCreateFlow.sign[With]()

Fixed

• FileAppendTransaction chunk size should default to 4096
• ContractFunctionResult.gas can be -1 when null in protobufs: #1208
• FileAppendTransaction.setTransactionId() not locking the transaction ID list
• TopicMessageSubmitTransaction.setTransactionId() not locking the transaction ID list

Deprecated

• AccountBalance.tokens - Use the mirror node API https://docs.hedera.com/guides/docs/mirror-node-api/rest-api#api-v1-accounts instead
• AccountBalance.tokenDecimals - Use same API as above