curl --request GET \
  --url https://api.getgranite.ai/api/agent/runs/{run_id}

{
  "agent_run_id": "<string>",
  "user_prompt": "<string>",
  "status": "<string>",
  "created_at": "<string>",
  "execution_time": "<string>",
  "completed_at": "<string>",
  "instance_id": "<string>",
  "execution_log": [
    {}
  ]
}