{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the purpose of a block explorer in a blockchain?","a":"The block explorer in blockchain has the following functions:\\n\\n1. Query blockchain data: The block  explorer allows users to query historical data on the blockchain, such as transactions, block information, etc., enabling users to verify transaction information, view detailed block information, etc."}]}],"pr":"dc9d0b982ba2ba8a3a82bc6917b0e9ff27c4370f6e746a81f2bf6072299f812d"}