{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is an example of querying the hash value of evidence through the blockchain REST API?","a":"The example of querying the evidence hash value through the blockchain REST API  is as follows:"}]}],"pr":"8b5bc8eb8eb32f19d31543582a21d5241f3a0f12b5ce92d0702b899bb0fda9db"}