{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Decentralization in blockchain is manifested in which aspects?","a":"Distributed ledger: Blockchain  technology uses a distributed ledger to record transaction information, with multiple nodes jointly participating in maintaining the ledger, avoiding centralized control. This decentralized design makes the blockchain system more secure, stable, and transparent."}]}],"pr":"f5b3eeda8210a2c6cccdf286b948095d4c0cd230399cb9dfa13a929b82d1abee"}