{"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":"Validate Delegation Release Request: The  node validates the delegation release request to ensure it is legitimate and valid. The validation content includes delegation ID, delegator address, beneficiary address, delegation release conditions, etc."}]}],"pr":"cb6b46dbb2f467e62b55441fc63d94ac3ddca8b28ca215a05c913252c449e866"}