{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T09:44:52.134977+00:00","duration_seconds":0.997975,"id":622457,"input_summary":"chars=516 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KN4LBS","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KN4LBS","recording_id":72023,"started_at":"2026-06-27T09:44:51.137002+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":72024}