Synchronizes the store of unspent outputs for a given script hash with the current state of the blockchain.
This method performs the following:
The State instance to use for data operations.
The script hash for which to update the stored unspent outputs.
Callback function to fetch unspent outputs from the blockchain.
If the script hash is not found in the state.
Synchronizes the store of unspent outputs for a given script hash with the current state of the blockchain.
This method performs the following: