{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T12:19:05.729675+00:00","duration_seconds":3.223961,"id":1526361,"input_summary":"chars=616 node=683210","metadata":{"llm_candidates":[{"callsign":"KI5PMI","confidence":0.78},{"callsign":"K4MMX","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI5PMI,K4MMX","recording_id":154060,"started_at":"2026-07-09T12:19:02.505714+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151485}