{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T11:45:36.150398+00:00","duration_seconds":1.415538,"id":986306,"input_summary":"chars=1891 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7PJP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7PJP","recording_id":32553,"started_at":"2026-06-28T11:45:34.734860+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":32554}