{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T01:50:23.408950+00:00","duration_seconds":0.629615,"id":1452020,"input_summary":"chars=178 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AI7RJ","confidence":0.78},{"callsign":"G7G","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AI7RJ,G7G","recording_id":148879,"started_at":"2026-07-07T01:50:22.779335+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146851}