curl --request GET \
  --url https://control-plane.kubiya.ai/api/v1/tasks/plan/{execution_id} \
  --header 'Authorization: Bearer <token>'

{
  "execution_id": "<string>",
  "status": "<string>",
  "plan_title": "<string>",
  "total_tasks": 123,
  "completed_tasks": 123,
  "failed_tasks": 123,
  "progress_percentage": 123,
  "plan_generation_id": "<string>",
  "started_at": "2023-11-07T05:31:56Z",
  "completed_at": "2023-11-07T05:31:56Z",
  "waiting_tasks": [
    "<unknown>"
  ],
  "plan_json": {}
}