{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the failure scenarios triggered by the delegation revocation operation in blockchain?","a":"Wallet private  key loss: When a user performs a delegation revocation operation using a wallet, if the corresponding private key is lost, the user will be unable to verify and sign the transaction, resulting in the failure of the revocation operation."}]}],"pr":"d274ed07ac0682a933440de837f4ca696630639295a3ff546436d87d0fdbcdac"}