{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T13:41:25.025316+00:00","duration_seconds":1.624099,"id":1004572,"input_summary":"chars=437 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K0ECK","confidence":0.78},{"callsign":"K7PJP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K0ECK,K7PJP","recording_id":30900,"started_at":"2026-06-28T13:41:23.401217+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":30901}