{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the transaction validation process in a blockchain?","a":"Node verification：After receiving the transaction request, the nodes in the blockchain network use the public key to decrypt the digital signature, verifying the integrity of the transaction  data. At the same time, the nodes will also check the transaction's compliance with the blockchain's consensus mechanism and rules."}]}],"pr":"bbb5f2acabf902667a6949595b66954ed8a8970ece6d2c1dea299165d4c516d8"}