{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the ways of message transmission in the blockchain?","a":"Peer-to-Peer (P2P) Communication: Messages are transmitted between nodes in the blockchain network through a peer-to-peer communication mechanism. This communication  method is decentralized, has fast data transmission speed, and high security."}]}],"pr":"2b6964fa1c51cfffd88f445f1ace6794e749e3ce37d30fb45d3d201a6b3250b5"}