curl --request GET \
  --url https://api.{tenant}.getomneo.com/api/v3/groups/definitions

{
  "data": [
    {
      "id": 123,
      "name": "<string>",
      "handle": "<string>",
      "type": "<string>",
      "source_type": "<string>",
      "source_id": 123,
      "query": "<string>",
      "query_type": "<string>",
      "arguments": [
        "<unknown>"
      ],
      "period": 123,
      "period_type": "<string>",
      "absolute_expiry": "<string>",
      "refresh_period": 123,
      "refresh_period_type": "<string>",
      "refresh_absolute_expiry": "<string>",
      "last_refreshed_at": "<string>",
      "next_refresh_at": "<string>",
      "refresh_status": "<string>",
      "refresh_error": "<string>",
      "short_description": "<string>",
      "description": "<string>",
      "owner_profile_id": "<string>",
      "meta": [
        "<unknown>"
      ],
      "is_published": true,
      "is_active": true,
      "is_archived": true,
      "created_at": "<string>",
      "updated_at": "<string>",
      "current_member_count": 123,
      "rules": [
        {
          "id": 123,
          "group_definition_id": 123,
          "group_rule_definition_id": 123,
          "type": "<string>",
          "name": "<string>",
          "arguments": [
            "<unknown>"
          ],
          "sort_order": 123,
          "is_active": true,
          "meta": [
            "<unknown>"
          ],
          "effective": {
            "handle": "<string>",
            "evaluator": "<string>",
            "rule": {},
            "name": "<string>",
            "arguments": [
              "<unknown>"
            ]
          },
          "created_at": "<string>",
          "updated_at": "<string>"
        }
      ]
    }
  ]
}