{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In blockchain, how to use the injectived tx sign command for transaction signing?","a":"First,  ensure that you have installed the corresponding blockchain node and client, such as Ganache node for Ethereum."}]}],"pr":"6f6e4c4a6e58ef21fd509fee896e6046e810e56c89aef64620d40964dba57587"}