{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are validators elected in a blockchain?","a":"Nomination election: In a blockchain network, other nodes will nominate users running  full nodes. These nominations usually rely on certain evaluation criteria, such as participation level and credibility. The nominated nodes will form a candidate list."}]}],"pr":"59ede3fe6ce82e784c91a7cd2c60b607b3885021f7707b6a2f1d8aa0f8660983"}