def METHOD_NAME(self):
    editor = testdata.user(email="editor@e.com")
    self.channel.editors.add(editor)
    viewer = testdata.user(email="viewer@v.com")
    self.channel.viewers.add(viewer)
    self.client.force_authenticate(user=self.user)
    response = self.sync_changes(
        [
            generate_delete_event([editor.id, self.channel.id], EDITOR_M2M, channel_id=self.channel.id, user_id=editor.id),
            generate_delete_event([viewer.id, self.channel.id], VIEWER_M2M, channel_id=self.channel.id, user_id=viewer.id),
        ],
    )
    self.assertEqual(response.status_code, 200, response.content)
    self.assertFalse(self.channel.editors.filter(id=editor.id).exists())
    self.assertFalse(self.channel.viewers.filter(id=viewer.id).exists())