{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T03:39:24.084580+00:00","duration_seconds":0.819677,"id":1822313,"input_summary":"chars=82 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7EWN","confidence":0.78},{"callsign":"K7NM","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7EWN,K7NM","recording_id":173988,"started_at":"2026-07-18T03:39:23.264903+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169432}