def METHOD_NAME(self):
    """Test that the endpoint returns 200 and unassigns a campaign from an organisation"""
    response = self.client.delete(
        f"/api/v2/organisations/{self.test_org.id}/campaigns/{self.test_campaign.id}/",
        headers={"Authorization": self.test_author_session_token},
    )
    response_body = response.get_json()
    self.assertEqual(response.status_code, 200)
    self.assertEqual(
        response_body,
        {"Success": "Organisation and campaign unassociated successfully"},
    )