{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T04:21:19.072310+00:00","duration_seconds":1.454158,"id":1315209,"input_summary":"chars=548 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7R","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI7R","recording_id":139357,"started_at":"2026-07-03T04:21:17.618152+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":138184}