{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-18T17:58:00.338644+00:00","duration_seconds":2.042791,"id":2688783,"input_summary":"chars=698 node=683211","metadata":{"llm_candidates":[{"callsign":"AD7WH","confidence":0.78},{"callsign":"KI7Z","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=AD7WH,KI7Z","recording_id":251154,"started_at":"2026-08-18T17:57:58.295853+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":238487}