curl --request GET \
  --url https://api.eflow.team/v1/networks/offergroups \
  --header 'X-Eflow-Api-Key: <api-key>'

{
  "offer_groups": [
    {
      "network_offer_group_id": 123,
      "network_id": 123,
      "network_advertiser_id": 123,
      "name": "<string>",
      "internal_notes": "<string>",
      "offer_group_status": "active",
      "is_caps_enabled": true,
      "daily_conversion_cap": 123,
      "weekly_conversion_cap": 123,
      "monthly_conversion_cap": 123,
      "global_conversion_cap": 123,
      "daily_payout_cap": 123,
      "weekly_payout_cap": 123,
      "monthly_payout_cap": 123,
      "global_payout_cap": 123,
      "daily_revenue_cap": 123,
      "weekly_revenue_cap": 123,
      "monthly_revenue_cap": 123,
      "global_revenue_cap": 123,
      "daily_click_cap": 123,
      "weekly_click_cap": 123,
      "monthly_click_cap": 123,
      "global_click_cap": 123,
      "time_created": 123,
      "time_saved": 123,
      "relationship": {
        "advertiser": {},
        "labels": {},
        "network_offer_ids": [
          123
        ],
        "remaining_caps": {}
      }
    }
  ]
}