{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"The verification process of block signature is as follows:","a":"The verifier acquires the signature information released  by the signer, which includes the public key corresponding to the signature private key and the signature value."}]}],"pr":"9d218adb08971509592bebb03a73eae94bc475c86a1b27967ad3a548c22c6a8d"}