{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the contents that can be specified in the open-source license for blockchain smart contracts?","a":"Modification and  redistribution license: Allow users to modify and redistribute the source code, but may need to meet certain conditions, such as retaining the original copyright statement, license agreement, etc."}]}],"pr":"0e7ea1a0327789d1b80e9757c938eccc31338d42088d7908b3099f9cafd8fbb3"}