{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain technology in the field of digital currencies?","a":"Transaction validation and recording: Through decentralized network architecture, blockchain technology effectively validates and records digital currency transactions. Each block contains a certain amount of transaction information and is linked to previous blocks,  forming an unalterable data chain."}]}],"pr":"8a5dc55f483fa088efe0d593684c3000b322a416c9e7d48c125f885391a0ba72"}