{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T18:21:29.745266+00:00","duration_seconds":0.886703,"id":1629613,"input_summary":"chars=724 node=683211","metadata":{"llm_candidates":[{"callsign":"V3RWA","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=V3RWA","recording_id":161093,"started_at":"2026-07-12T18:21:28.858563+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157929}