Shows a communications group

curl --request GET \
  --url https://api.rootly.com/v1/communications/groups/{id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "13219636-3268-45f7-88ac-9d3386425e6e",
    "type": "communications-groups",
    "attributes": {
      "name": "Communication Group 1",
      "slug": "communication-group-1",
      "description": null,
      "is_private": false,
      "condition_type": "any",
      "email_channel": true,
      "sms_channel": false,
      "communication_type_id": "2d8b6166-a6e5-4ec3-be40-f3b5a7df5dc3",
      "slack_channel_ids": [
        "7689fd30-d999-51de-8c67-a4223fcbd521"
      ],
      "created_at": "2025-10-18T00:48:35.656-07:00",
      "updated_at": "2025-10-18T00:48:35.656-07:00",
      "team_id": 67,
      "communication_group_members": [
        {
          "id": "71ede3b2-e0eb-4b44-9ab1-30da64588148",
          "user_id": 106,
          "name": "Dave Rowe",
          "email": "melina@herman.example"
        }
      ],
      "communication_external_group_members": [
        {
          "id": "1a6f3565-1c16-4c8b-8e2d-42eb2ca9de14",
          "name": "External member",
          "email": "external@example.com",
          "phone_number": "+911234567890"
        }
      ],
      "communication_group_conditions": [
        {
          "id": "3466fd95-df04-4b56-a2d5-ab1e2503e776",
          "condition": "is",
          "property_type": "service",
          "properties": [
            {
              "id": "75b220da-e80b-44e0-9c42-7164dd0a1546",
              "name": "Nostrum optio ipsam sed."
            }
          ]
        }
      ]
    }
  }
}