curl --request GET \
  --url https://api.coval.dev/v1/simulations/{simulation_id}/metrics/{metric_output_id} \
  --header 'X-API-Key: <api-key>'

{
  "metric": {
    "metric_output_id": "01JCQR8Z9PQSTNVWXY12345678",
    "metric_id": "abc123xyz789",
    "status": "COMPLETED",
    "value": 0.85,
    "subvalues_by_timestamp": [
      {
        "start_offset": 0,
        "end_offset": 2.5,
        "output_type": "float",
        "float_value": 0.85,
        "string_value": "",
        "role": "assistant",
        "message_index": 3
      }
    ]
  }
}