{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T19:39:05.900305+00:00","duration_seconds":2.456309,"id":1804957,"input_summary":"chars=557 node=683211","metadata":{"llm_candidates":[{"callsign":"M7BLX","confidence":0.78},{"callsign":"KJ7VU","confidence":0.78},{"callsign":"M6QTY","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=3 calls=M7BLX,KJ7VU,M6QTY","recording_id":172831,"started_at":"2026-07-17T19:39:03.443996+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168350}