curl --request GET \
  --url https://api.retellai.com/v2/list-test-runs/{test_case_batch_job_id} \
  --header 'Authorization: Bearer <token>'

{
  "pagination_key": "<string>",
  "has_more": true,
  "items": [
    {
      "test_case_job_id": "<string>",
      "status": "in_progress",
      "test_case_definition_id": "<string>",
      "test_case_definition_snapshot": {
        "name": "<string>",
        "response_engine": {
          "type": "retell-llm",
          "llm_id": "<string>",
          "version": 0
        },
        "user_prompt": "<string>",
        "metrics": [
          "<string>"
        ],
        "dynamic_variables": {},
        "tool_mocks": [
          {
            "tool_name": "<string>",
            "input_match_rule": {
              "type": "any"
            },
            "output": "<string>",
            "result": true
          }
        ],
        "llm_model": "gpt-4.1",
        "test_case_definition_id": "<string>",
        "type": "simulation",
        "creation_timestamp": 123,
        "user_modified_timestamp": 123
      },
      "creation_timestamp": 123,
      "user_modified_timestamp": 123,
      "transcript_snapshot": {},
      "result_explanation": "<string>"
    }
  ]
}