{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the characteristics of blockchain applications in the field of digital currencies?","a":"High security: Blockchain adopts encryption algorithms to ensure the security and privacy of digital currency transactions. Each transaction is verified by multiple parties, and once the information is recorded on the blockchain, it is difficult to tamper with.  This makes digital currencies have a higher level of security, which is conducive to establishing a trust mechanism."}]}],"pr":"c7406cfa7fca95e2e93095561ced83b85555ff6c7df62b085491e0c4b9c83868"}