{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T14:49:35.202947+00:00","duration_seconds":1.692137,"id":520418,"input_summary":"chars=57 node=oldsys","metadata":{"llm_candidates":[{"callsign":"UO7EUN","confidence":1.0},{"callsign":"UK7AR","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=UO7EUN,UK7AR","recording_id":81587,"started_at":"2026-06-26T14:49:33.510810+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":81588}