{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T19:40:25.042922+00:00","duration_seconds":2.00223,"id":1805137,"input_summary":"chars=466 node=683211","metadata":{"llm_candidates":[{"callsign":"W7DNG","confidence":0.78},{"callsign":"M9MO","confidence":0.78},{"callsign":"KI7R","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=W7DNG,M9MO,KI7R","recording_id":172857,"started_at":"2026-07-17T19:40:23.040692+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168376}