• Add custom block header argument for building transactions locally in transactionBuilder lib
• Support TIP586 by trx.getBandwidthPrices and trx.getEnergyPrices
• Support recover transaction signer address by trx.ecRecover
• Support multi-dimension address array such as address[][] for ABI params encoding in triggerSmartContract and createSmartContract #433
• Fix error when triggerSmartContract with error address due to the undefined callback #429
• Bump axios from 0.26.1 to 1.6.2 #445