Official go version for klaytn v1.3.0 is go-1.13.3 to address security issues. We recommend go-1.13.3 or higher version when building klaytn.
Signing of Klaytn transaction types through RPC APIs (klay_signTransaction and klay_signTransactionAsFeePayer).
TxTypeFeeDelegatedChainDataAnchoring and TxTypeFeeDelegatedChainDataAnchoringWithRatio are added. Now the transaction fee for the anchoring transaction from your service chain can be paid by another fee-payer account.
New JSON-RPC APIs
Fixed wrong bad block occurrence due to state update skipping.
Fixed returning wrong balance of the sender when performing call/estimateGas/estimateComputationCost
Fixed losing queued transactions before timeout.
Modified round change timer to 3 seconds for faster recovery
Optimized consensus message propagation between CNs