code: def store_unspent_outputs(self, *unspent_outputs):
          
          if unspent_outputs:
              return backend.query.store_unspent_outputs(
                                              self.connection, *unspent_outputs)
docs: Store the given ``unspent_outputs`` (utxos).
  
          Args:
              *unspent_outputs (:obj:`tuple` of :obj:`dict`): Variable
                  length tuple or list of unspent outputs.