curl --request GET \
  --url https://api.particle.pro/v1/podcasts/{id}/advertising \
  --header 'X-API-Key: <api-key>'

{
  "avg_ads_per_episode": 123,
  "episodes_with_ads": 123,
  "podcast_id": "<string>",
  "read_type_breakdown": {
    "host_read": 123,
    "pre_recorded": 123
  },
  "top_sponsors": [
    {
      "ad_count": 123,
      "episode_count": 123,
      "sponsor_name": "<string>",
      "company_id": "<string>"
    }
  ],
  "total_ads": 123,
  "unique_sponsors": 123
}