if err := v.Event(ev); err != nil {
					t.Fatalf("converted event did not validate; event: \n%s\nerror: %s", ev, err)
				}

				if testName == "user_task_region_1_21_good" {
					testedUserRegions = true
					validRegions := map[string]struct{}{
						"post-existing region": struct{}{},
						"region0":              struct{}{},
						"region1":              struct{}{},
					}
					// Check that we correctly convert user regions. These