code: def update_board_user_settings(self, board_user_settings, team_context, board):
          
          project = None
          team = None
          if team_context is not None:
              if team_context.project_id:
                  project = team_context.project_id
              else:
                  project = team_context.project
              if team_context.team_id:
                  team = team_context.team_id
              else:
                  team = team_context.team
  
          route_values = {}
          if project is not None:
              route_values['project'] = self._serialize.url('project', project, 'string')
          if team is not None:
              route_values['team'] = self._serialize.url('team', team, 'string')
          if board is not None:
              route_values['board'] = self._serialize.url('board', board, 'str')
          content = self._serialize.body(board_user_settings, '{str}')
          response = self._send(http_method='PATCH',
                                location_id='b30d9f58-1891-4b0a-b168-c46408f919b0',
                                version='5.0-preview.1',
                                route_values=route_values,
                                content=content)
          return self._deserialize('BoardUserSettings', response)
docs: UpdateBoardUserSettings.
          [Preview API] Update board user settings for the board id
          :param {str} board_user_settings:
          :param :class:`<TeamContext> <azure.devops.v5_0.work.models.TeamContext>` team_context: The team context for the operation
          :param str board:
          :rtype: :class:`<BoardUserSettings> <azure.devops.v5_0.work.models.BoardUserSettings>`