{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T22:12:53.510877+00:00","duration_seconds":0.512278,"id":867189,"input_summary":"chars=13 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K9BC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K9BC","recording_id":41202,"started_at":"2026-06-27T22:12:52.998599+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":41203}