{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to verify the signature in proxy transmission?","a":"Extract signature information: The verifier extracts relevant information related to the signature from the transmitted data, such as the signing time, the algorithm used  for signing, etc. These information will be used in the subsequent signature verification process."}]}],"pr":"23b76db3a7da99ceed46c88579de1107ca46cd1e3c3934e6414e28b255c9d481"}