Unlock the TRX staked at the Stake 2.0 stage through this interface. After unstaking, the user needs to wait for 14 days before calling the /wallet/withdrawexpireunfreeze interface to withdraw the funds of this unstaking.

When executing unstaking, if there is a previously unstaked funds that has passed the lock-up period, then this unstaking operation will also withdraw the unstaked funds that has passed the lock-up period to the account at the same time. You can query the amount of funds withdrawn in this transaction through gettransactioninfobyid API.

Returns

Transaction object - JSON object: Unsigned transaction, please refer to the Transaction chapter for the fields contained in it. Since the transaction type is UnfreezeBalanceV2Contract, the fields contained in raw_data.contract[0].parameter.value in the transaction are as follows:

Field	Type	Description
owner_address	string	Transaction initiator address.
resource	string	Type of resource. (Enum: `BANDWIDTH`, `ENERGY`)
unfreeze_balance	int64	Amount of TRX to unstake. (Unit: sun)