{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T20:37:17.538658+00:00","duration_seconds":0.740606,"id":1546359,"input_summary":"chars=536 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7ZUE","confidence":0.78},{"callsign":"N7AQ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KI7ZUE,N7AQ","recording_id":155479,"started_at":"2026-07-09T20:37:16.798052+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152788}