{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the situations in a blockchain that can lead to failed signature verification and updating of the validator set partitioning conditions?","a":"Malicious attacks: Hackers attack verifier nodes, causing them to sign illegal  transactions or refuse to sign legitimate transactions, thereby compromising the security and stability of the blockchain network."}]}],"pr":"6985f429a3f483a80ac128279508a400ada45293bf50d74dcdbbd371415893f2"}