def METHOD_NAME(self):
    data = {'email': 'test@rice.edu',
            'num_students': 45,
            'reason': 'I want to make a new book',
            'modules': ['1-1-example', '2-2-example']}
    response = self.client.post('/apps/cms/api/customize/',
                            json.dumps(data),
                            content_type="application/json")
    self.assertEqual(response.status_code, 201)