{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T14:07:38.482782+00:00","duration_seconds":0.593582,"id":1264562,"input_summary":"chars=73 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"MH7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,MH7H","recording_id":135617,"started_at":"2026-07-01T14:07:37.889200+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134828}