{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T00:05:41.592333+00:00","duration_seconds":1.047799,"id":883340,"input_summary":"chars=705 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG7FWB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7FWB","recording_id":37970,"started_at":"2026-06-28T00:05:40.544534+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":37971}