{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do smart contracts on the blockchain communicate with the application front-end?","a":"Sending transaction request: The application front-end converts the user's request into a transaction request on the blockchain, containing information such  as parties involved, amount, and conditions."}]}],"pr":"181573cf6b3221ee6a3fddea0106097447c980e0cd4b60d32d9979f0e8347316"}