{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T20:22:54.210842+00:00","duration_seconds":0.658436,"id":1277377,"input_summary":"chars=617 node=683210","metadata":{"llm_candidates":[{"callsign":"KA3BMS","confidence":0.78},{"callsign":"KK7JL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KA3BMS,KK7JL","recording_id":136546,"started_at":"2026-07-01T20:22:53.552406+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135684}