Creates a communications group

curl --request POST \
  --url https://api.rootly.com/v1/communications/groups \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '
{
  "data": {
    "type": "communications_groups",
    "attributes": {
      "name": "<string>",
      "communication_type_id": "<string>",
      "description": "<string>",
      "is_private": true,
      "condition_type": "any",
      "sms_channel": true,
      "email_channel": true,
      "member_ids": [
        123
      ],
      "slack_channel_ids": [
        "<string>"
      ],
      "communication_group_conditions": [
        {
          "property_type": "service",
          "service_ids": [
            "<string>"
          ],
          "severity_ids": [
            "<string>"
          ],
          "functionality_ids": [
            "<string>"
          ],
          "group_ids": [
            "<string>"
          ],
          "incident_type_ids": [
            "<string>"
          ]
        }
      ],
      "communication_external_group_members": [
        {
          "name": "<string>",
          "email": "<string>",
          "phone_number": "<string>"
        }
      ]
    }
  }
}
'

{
  "data": {
    "id": "323b9c30-32ce-446d-b708-292f46a25c9c",
    "type": "communications_groups",
    "attributes": {
      "name": "Engineering Team",
      "slug": "engineering-team",
      "description": "Engineering team communications group",
      "is_private": false,
      "condition_type": "any",
      "email_channel": true,
      "sms_channel": false,
      "communication_type_id": "0b09e52b-e03e-4c66-8851-42c4b32c3e3d",
      "slack_channel_ids": [
        "5f24fdc9-50ca-5b56-84a5-29143c56bdb5"
      ],
      "created_at": "2026-01-08T19:47:10.541-08:00",
      "updated_at": "2026-01-08T19:47:10.541-08:00",
      "team_id": 135,
      "member_ids": [
        132
      ],
      "communication_group_members": [
        {
          "id": "dd9f14ca-4bad-4cb4-9361-26bb177cbc93",
          "user_id": 132,
          "name": "Jerrold Goldner",
          "email": "[email protected]"
        }
      ],
      "communication_external_group_members": [
        {
          "id": "00ae3161-6f1e-49d9-88af-ceded3f06363",
          "name": "External member",
          "email": "[email protected]",
          "phone_number": "+911234567890"
        }
      ],
      "communication_group_conditions": [
        {
          "id": "31bd27ca-b348-4981-ade8-688be582a6eb",
          "condition": "is",
          "property_type": "service",
          "service_ids": [
            "1350355d-0604-4d50-847a-5b9016d1b3bc"
          ],
          "severity_ids": [],
          "functionality_ids": [],
          "group_ids": [],
          "incident_type_ids": [],
          "properties": [
            {
              "id": "1350355d-0604-4d50-847a-5b9016d1b3bc",
              "name": "Aut saepe eius animi."
            }
          ]
        }
      ]
    }
  }
}