{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are transactions verified in a blockchain?","a":"Consensus Mechanism: The blockchain network adopts a consensus mechanism to achieve consistent recognition  of transactions by all nodes."}]}],"pr":"0ecfcf3a32add4d4e7d63f3c7a947b287765997498d972b31f041ead135e2987"}