{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the Peggy system in blockchain prevent disagreements caused by changes in the validator set?","a":"Election mechanism: The Peggy system employs a fair and transparent election mechanism to select validators. This ensures that only nodes  with a certain level of capability and credibility can become validators, thereby reducing disagreements caused by malicious behaviors."}]}],"pr":"5647e3f7182a4e4dfb63581c61fd7135f68035b722da30a1b99b7a664ddd4725"}