{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the roles and functions of blockchain validators?","a":"Achieving consensus: In decentralized blockchain networks, validators reach consensus on the update of the blockchain ledger through consensus algorithms. Different consensus algorithms have  different roles for validators, such as Proof of Work (PoW) and Proof of Stake (PoS)."}]}],"pr":"c6b6374c6429307760e23738aa283dd0deddaddaadaae4fd901a314f6f9d3f3f"}