{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the transfer rules of blockchain smart contracts in blockchain?","a":"The elimination of intermediaries reduces transaction costs  and speeds up the transaction process."}]}],"pr":"6c8c447ced1c000d7682e01279b0311705503b1ebe59f644d79f2a5342045a8b"}