{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain programs execute tests?","a":"Define testing objectives: First, it is necessary to clarify the purpose of the test, such as verifying whether a specific  function is working normally, checking system security, etc."}]}],"pr":"f9df6f6300d24b3c455d43fb1f3094a16a0357bd463b99e81581be12c6143b16"}