url_template = https://{api_root_url}/{version}/{root_url}?access_token={access_token}

api_root_url = graph.facebook.com

root_url call stack

me/adaccounts(account_id)
|_ account_id/customaudiences
|_ account_id/offsitepixels
|_ account_id/customconversions
|_ account_id/adcreatives
|  |_ object_story_id
|_ account_id/campaigns
|  |_ campaign_id/adsets
|  |  |_ adset_id/ads
|  |_ campaign_id/adsets?fields=id
|     |_ AdSetsInsights.class
|     |  |_ adset_id/insights
|     |  |_ adset_id/insights?breakdowns=age
|     |  |_ adset_id/insights?breakdowns=gender
|     |  |_ adset_id/insights?breakdowns=country
|     |  |_ adset_id/insights?breakdowns=age,gender
|     |  |_ adset_id/insights?breakdowns=impression_device,platform_position,publisher_platform
|     |  |_ adset_id/insights?breakdowns=placement,impression_device
|     |  |_ adset_id/insights?breakdowns=product_id
|     |  |_ adset_id/insights?action_breakdowns=..&
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=age
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=gender
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=country
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=age,gender
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=impression_device,platform_position,publisher_platform
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=placement,impression_device
|     |  |_ adset_id/insights?action_breakdowns=action_type,action_carousel_card_id,action_carousel_card_name
|     |  |_ adset_id/insights?action_breakdowns=..&breakdowns=product_id
|     |_ AdsInsights.class
|        |_ ad_id/insights
|        |_ ad_id/insights?breakdowns=age
|        |_ ad_id/insights?breakdowns=gender
|        |_ ad_id/insights?breakdowns=country
|        |_ ad_id/insights?breakdowns=age,gender
|        |_ ad_id/insights?breakdowns=impression_device,platform_position,publisher_platform
|        |_ ad_id/insights?breakdowns=placement,impression_device
|        |_ ad_id/insights?breakdowns=product_id
|        |_ ad_id/insights?action_breakdowns=..&
|     	 |_ ad_id/insights?action_breakdowns=..&breakdowns=age
|        |_ ad_id/insights?action_breakdowns=..&breakdowns=gender
|        |_ ad_id/insights?action_breakdowns=..&breakdowns=country
|        |_ ad_id/insights?action_breakdowns=..&breakdowns=age,gender
|        |_ ad_id/insights?action_breakdowns=..&breakdowns=impression_device,platform_position,publisher_platform
|        |_ ad_id/insights?action_breakdowns=..&breakdowns=placement,impression_device
|        |_ ad_id/insights?action_breakdowns=action_type,action_carousel_card_id,action_carousel_card_name
|        |_ ad_id/insights?action_breakdowns=..&breakdowns=product_id
|_ campaign_id/insights?fields=campaign_id&level=campaign
   |_ campaign_id/insights
   |_ campaign_id/insights?breakdowns=age
   |_ campaign_id/insights?breakdowns=gender
   |_ campaign_id/insights?breakdowns=country
   |_ campaign_id/insights?breakdowns=age,gender
   |_ campaign_id/insights?breakdowns=impression_device,platform_position,publisher_platform
   |_ campaign_id/insights?breakdowns=placement,impression_device
   |_ campaign_id/insights?breakdowns=product_id
   |_ campaign_id/insights?action_breakdowns=..&
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=age
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=gender
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=country
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=age,gender
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=impression_device,platform_position,publisher_platform
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=placement,impression_device
   |_ campaign_id/insights?action_breakdowns=action_type,action_carousel_card_id,action_carousel_card_name
   |_ campaign_id/insights?action_breakdowns=..&breakdowns=product_id