{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T17:16:29.945482+00:00","duration_seconds":1.711693,"id":775860,"input_summary":"chars=54 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC7FMW","confidence":1.0},{"callsign":"KC7GEC","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KC7FMW,KC7GEC","recording_id":53921,"started_at":"2026-06-27T17:16:28.233789+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":53922}