curl -H "X-API-Key: $PARTICLE_API_KEY" \
  "https://api.particle.pro/v1/podcasts/{id}/rankings/summary"

{
  "appearances_by_source": [
    {
      "best_rank": 123,
      "chart_count": 123,
      "best_category_slug": "<string>",
      "best_country": "<string>"
    }
  ],
  "category_count": 123,
  "chart_count": 123,
  "country_count": 123,
  "podcast": {
    "id": "<string>",
    "title": "<string>",
    "image_url": "<string>",
    "slug": "<string>"
  },
  "source_count": 123,
  "best_rank": {
    "captured_at": "2023-11-07T05:31:56Z",
    "rank": 123,
    "category_slug": "<string>",
    "country": "<string>"
  }
}