{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do read-only nodes operate in a blockchain?","a":"Joining the blockchain network: Read-only nodes need to first join the blockchain network, establish connections with  other nodes to obtain blockchain data."}]}],"pr":"b8832b67007d1c4bbffc3fe350de1092515d171e54adcccb6d804a2c1ef744ff"}