{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T18:22:11.866936+00:00","duration_seconds":3.483392,"id":1442375,"input_summary":"chars=555 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7RPT","confidence":0.78},{"callsign":"K7EWC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7RPT,K7EWC","recording_id":148187,"started_at":"2026-07-06T18:22:08.383544+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146252}