{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T10:48:36.973918+00:00","duration_seconds":0.829394,"id":1194365,"input_summary":"chars=226 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KV7PWB","confidence":0.78},{"callsign":"K7LX","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KV7PWB,K7LX","recording_id":6061,"started_at":"2026-06-29T10:48:36.144524+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":6062}