Cancel an incident

curl --request PUT \
  --url https://api.rootly.com/v1/incidents/{id}/cancel \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '
{
  "data": {
    "type": "incidents",
    "attributes": {
      "cancellation_message": "<string>"
    }
  }
}
'

{
  "data": {
    "id": "3ca5842c-00b1-406c-ac1c-f62beb859fa9",
    "type": "incidents",
    "attributes": {
      "parent_incident_id": null,
      "sequential_id": 1,
      "title": "Architecto ipsam quia voluptates.",
      "slug": "architecto-ipsam-quia-voluptates",
      "kind": "normal",
      "private": false,
      "summary": "Expedita quae qui. Enim occaecati ut. Praesentium doloribus ut.",
      "status": "cancelled",
      "source": "web",
      "url": "http://localhost:3001/account/incidents/1-architecto-ipsam-quia-voluptates",
      "short_url": null,
      "user": {
        "data": {
          "id": "364",
          "type": "users",
          "attributes": {
            "name": "Irena Wehner",
            "email": "[email protected]",
            "phone": null,
            "phone_2": null,
            "first_name": "Irena",
            "last_name": "Wehner",
            "full_name": "Irena Wehner",
            "full_name_with_team": "[Schroeder Group] Irena Wehner",
            "slack_id": null,
            "time_zone": "Etc/UTC",
            "updated_at": "2025-12-08T02:46:35.135-08:00",
            "created_at": "2025-12-08T02:46:34.680-08:00"
          },
          "relationships": {
            "email_addresses": {
              "data": [
                {
                  "id": "31ceb888-2830-4eee-b7cb-b4b3f6f8df73",
                  "type": "user_email_addresses"
                }
              ]
            },
            "phone_numbers": {
              "data": []
            },
            "devices": {
              "data": []
            },
            "role": {
              "data": {
                "id": "59eee1f6-5051-4b43-bc7f-2e0824f928a2",
                "alerts_permissions": [
                  "create",
                  "read"
                ],
                "api_keys_permissions": [
                  "create",
                  "update",
                  "read",
                  "delete"
                ],
                "audits_permissions": [],
                "billing_permissions": [],
                "catalogs_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "communication_permissions": [
                  "read"
                ],
                "created_at": "2025-12-08T02:46:33.835-08:00",
                "deleted_at": null,
                "display_order": 2,
                "environments_permissions": [
                  "create",
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                  "delete"
                ],
                "form_fields_permissions": [
                  "create",
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                ],
                "functionalities_permissions": [
                  "create",
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                  "delete"
                ],
                "groups_permissions": [
                  "create",
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                  "delete"
                ],
                "incident_causes_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "incident_communication_permissions": [
                  "read"
                ],
                "incident_feedbacks_permissions": [
                  "read",
                  "create",
                  "update"
                ],
                "incident_permission_set_id": "1a5155ac-2f36-4ed2-9ea2-fac3956f0bb8",
                "incident_roles_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "incident_types_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "incidents_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "integrations_permissions": [],
                "invitations_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "is_deletable": false,
                "is_editable": true,
                "name": "user",
                "paging_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "playbooks_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "private_incidents_permissions": [],
                "pulses_permissions": [
                  "create",
                  "update",
                  "read"
                ],
                "retrospective_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "roles_permissions": [],
                "secrets_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "services_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "severities_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "slug": "user",
                "status_pages_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "sub_statuses_permissions": [
                  "read"
                ],
                "team_id": 341,
                "updated_at": "2025-12-08T02:46:33.835-08:00",
                "webhooks_permissions": [],
                "workflows_permissions": [
                  "create",
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                  "update",
                  "delete"
                ]
              }
            },
            "on_call_role": {
              "data": {
                "id": "c0253bae-9b59-4bfa-8e34-bcd2c47b60de",
                "alert_fields_permissions": [],
                "alert_groups_permissions": [],
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                "alert_sources_permissions": [],
                "alert_urgency_permissions": [],
                "alerts_permissions": [],
                "api_keys_permissions": [],
                "audits_permissions": [],
                "contacts_permissions": [],
                "created_at": "2025-12-08T02:46:33.857-08:00",
                "deleted_at": null,
                "escalation_policies_permissions": [],
                "groups_permissions": [],
                "heartbeats_permissions": [],
                "integrations_permissions": [],
                "invitations_permissions": [],
                "live_call_routing_permissions": [],
                "name": "None",
                "on_call_readiness_report_permissions": [],
                "on_call_roles_permissions": [],
                "schedule_override_permissions": [],
                "schedules_permissions": [],
                "services_permissions": [],
                "shift_overrides_permissions": [],
                "slug": "none",
                "system_role": "no_access",
                "team_id": 341,
                "updated_at": "2025-12-08T02:46:33.857-08:00",
                "webhooks_permissions": [],
                "workflows_permissions": []
              }
            },
            "teams": {
              "data": []
            },
            "schedules": {
              "data": []
            },
            "notification_rules": {
              "data": [
                {
                  "id": "89d17e8e-62dc-45e0-ba1d-1385eb76f832",
                  "type": "user_notification_rules"
                },
                {
                  "id": "4436c170-fa49-4130-8486-11d9bfe799cb",
                  "type": "user_notification_rules"
                }
              ]
            }
          }
        }
      },
      "severity": {
        "data": {
          "id": "e5705b5b-f190-4cf1-9602-40756bdd6ec3",
          "type": "severities",
          "attributes": {
            "name": "89sng",
            "slug": "89sng",
            "description": "Modi recusandae saepe nobis.",
            "severity": "medium",
            "color": "#E58A1F",
            "position": 1,
            "notify_emails": [],
            "slack_channels": [],
            "slack_aliases": [],
            "created_at": "2025-12-08T02:46:35.096-08:00",
            "updated_at": "2025-12-08T02:46:35.096-08:00"
          }
        }
      },
      "in_triage_by": null,
      "started_by": {
        "data": {
          "id": "364",
          "type": "users",
          "attributes": {
            "name": "Irena Wehner",
            "email": "[email protected]",
            "phone": null,
            "phone_2": null,
            "first_name": "Irena",
            "last_name": "Wehner",
            "full_name": "Irena Wehner",
            "full_name_with_team": "[Schroeder Group] Irena Wehner",
            "slack_id": null,
            "time_zone": "Etc/UTC",
            "updated_at": "2025-12-08T02:46:35.135-08:00",
            "created_at": "2025-12-08T02:46:34.680-08:00"
          },
          "relationships": {
            "email_addresses": {
              "data": [
                {
                  "id": "31ceb888-2830-4eee-b7cb-b4b3f6f8df73",
                  "type": "user_email_addresses"
                }
              ]
            },
            "phone_numbers": {
              "data": []
            },
            "devices": {
              "data": []
            },
            "role": {
              "data": {
                "id": "59eee1f6-5051-4b43-bc7f-2e0824f928a2",
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                ],
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                ],
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                "billing_permissions": [],
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                  "create",
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                ],
                "communication_permissions": [
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                ],
                "created_at": "2025-12-08T02:46:33.835-08:00",
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                "environments_permissions": [
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                ],
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                ],
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                ],
                "groups_permissions": [
                  "create",
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                  "update",
                  "delete"
                ],
                "incident_causes_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "incident_communication_permissions": [
                  "read"
                ],
                "incident_feedbacks_permissions": [
                  "read",
                  "create",
                  "update"
                ],
                "incident_permission_set_id": "1a5155ac-2f36-4ed2-9ea2-fac3956f0bb8",
                "incident_roles_permissions": [
                  "create",
                  "read",
                  "update",
                  "delete"
                ],
                "incident_types_permissions": [
                  "create",
                  "read",
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                  "delete"
                ],
                "incidents_permissions": [
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                ],
                "integrations_permissions": [],
                "invitations_permissions": [
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                  "delete"
                ],
                "is_deletable": false,
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                "name": "user",
                "paging_permissions": [
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                ],
                "playbooks_permissions": [
                  "create",
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                  "delete"
                ],
                "private_incidents_permissions": [],
                "pulses_permissions": [
                  "create",
                  "update",
                  "read"
                ],
                "retrospective_permissions": [
                  "create",
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                  "update",
                  "delete"
                ],
                "roles_permissions": [],
                "secrets_permissions": [
                  "create",
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                ],
                "services_permissions": [
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                  "delete"
                ],
                "severities_permissions": [
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                ],
                "slug": "user",
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                ],
                "team_id": 341,
                "updated_at": "2025-12-08T02:46:33.835-08:00",
                "webhooks_permissions": [],
                "workflows_permissions": [
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                "created_at": "2025-12-08T02:46:33.857-08:00",
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                "invitations_permissions": [],
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                "name": "None",
                "on_call_readiness_report_permissions": [],
                "on_call_roles_permissions": [],
                "schedule_override_permissions": [],
                "schedules_permissions": [],
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                "slug": "none",
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              }
            },
            "teams": {
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            },
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            "notification_rules": {
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              ]
            }
          }
        }
      },
      "mitigated_by": null,
      "resolved_by": null,
      "closed_by": null,
      "cancelled_by": {
        "data": {
          "id": "362",
          "type": "users",
          "attributes": {
            "name": "Arnold Stehr",
            "email": "[email protected]",
            "phone": null,
            "phone_2": null,
            "first_name": "Arnold",
            "last_name": "Stehr",
            "full_name": "Arnold Stehr",
            "full_name_with_team": "[Schroeder Group] Arnold Stehr",
            "slack_id": null,
            "time_zone": "Etc/UTC",
            "updated_at": "2025-12-08T02:47:16.470-08:00",
            "created_at": "2025-12-08T02:46:33.626-08:00"
          },
          "relationships": {
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            },
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              ]
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        }
      },
      "mitigation_message": null,
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      "cancellation_message": "Nevermind!",
      "public_title": null,
      "duplicate_incident_id": null,
      "retrospective_progress_status": "not_started",
      "zoom_meeting_id": null,
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      "shortcut_story_id": null,
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      "jira_issue_key": null,
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      "google_meeting_id": null,
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      "trello_card_id": null,
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      "linear_issue_id": null,
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      "slack_last_message_ts": null,
      "service_now_incident_id": null,
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