curl --request GET \
  --url https://api.backside.app/api/v1/pipelines/{id}/summary \
  --header 'Authorization: Bearer <token>'

{
  "pipeline_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "pipeline_name": "<string>",
  "stages": [
    {
      "deal_count": 123,
      "stage_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "stage_name": "<string>",
      "stage_type": "<string>",
      "total_value": 123,
      "weighted_value": 123
    }
  ],
  "total_deals": 123,
  "total_value": 123,
  "weighted_value": 123
}