{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T04:22:09.547556+00:00","duration_seconds":1.524016,"id":1315245,"input_summary":"chars=808 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7FWD","confidence":0.78},{"callsign":"KJ7FWB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KJ7FWD,KJ7FWB","recording_id":139361,"started_at":"2026-07-03T04:22:08.023540+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":138188}