Shows a communications group

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

{
  "data": {
    "id": "43e54724-1da0-4095-8a76-fc29f8f1418d",
    "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": "da2df13c-dfe9-4938-aeab-93467df96ae4",
      "slack_channel_ids": [
        "d176d26d-e123-5866-89e7-a5f0c549157e"
      ],
      "created_at": "2025-09-07T18:18:54.115-07:00",
      "updated_at": "2025-09-07T18:18:54.115-07:00",
      "team_id": 65,
      "communication_group_members": [
        {
          "id": "cdaf96d5-582b-466e-8f49-3bc2c57afc8c",
          "user_id": 80,
          "name": "Joanne Schmidt",
          "email": "alma@leuschke-smitham.example"
        }
      ],
      "communication_external_group_members": [
        {
          "id": "f3f91d52-e2e7-42c9-a2b1-548553d1ca6f",
          "name": "External member",
          "email": "external@example.com",
          "phone_number": "+911234567890"
        }
      ],
      "communication_group_conditions": [
        {
          "id": "57778c33-b04c-41a0-ac72-a790c8213569",
          "condition": "is",
          "property_type": "service",
          "properties": [
            {
              "id": "1e400eaf-2319-4465-b2bd-7b4aa5eb4f05",
              "name": "Et cumque numquam omnis."
            }
          ]
        }
      ]
    }
  }
}