code: def associate_interface_environments(self, int_env_map):
          
  
          data = {'interface_environments': int_env_map}
          return super(ApiInterfaceRequest, self).post('api/v3/interface/environments/', data)
docs: Method to add an interface.
          :param int_env_map: List containing interfaces and environments ids desired to be associates.
          :return: Id.