{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T19:22:40.220958+00:00","duration_seconds":1.629993,"id":541827,"input_summary":"chars=1830 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N7ERH","confidence":1.0},{"callsign":"KK7NQN","confidence":0.8}]},"output_summary":"ai_candidates=2 merged=2 calls=N7ERH,KK7NQN","recording_id":79879,"started_at":"2026-06-26T19:22:38.590965+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":79880}