{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"The process of creating a Derivative Limit Order in a blockchain is as follows:","a":"A4Set limit  order：Investors set the limit price and quantity they are willing to buy or sell the derivative contract at."}]}],"pr":"e7e4664d1e2341352308ddb1bab6cf8dcd4deb8139991bb3a5bfe7840b4b5bfd"}