{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T16:21:49.964378+00:00","duration_seconds":1.620955,"id":1535756,"input_summary":"chars=631 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"KJ7L","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,KJ7L","recording_id":154757,"started_at":"2026-07-09T16:21:48.343423+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152093}