{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:31:56.715066+00:00","duration_seconds":0.608768,"id":1090841,"input_summary":"chars=1502 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7RM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KI7RM","recording_id":21587,"started_at":"2026-06-28T23:31:56.106298+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":21588}