{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you handle the undo delegation operation in a blockchain?","a":"Initiate Delegation Release Request: The user or smart contract initiates a  delegation release request, sending the delegation release information to the nodes in the blockchain network."}]}],"pr":"7869c63e7bfea6919029d0180ddc72ec0ff93d4fb8296164127f07d16a422cc8"}