{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T17:55:02.046870+00:00","duration_seconds":2.210995,"id":1755083,"input_summary":"chars=522 node=683210","metadata":{"llm_candidates":[{"callsign":"KF4WLQ","confidence":0.78},{"callsign":"KL5OG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF4WLQ,KL5OG","recording_id":169425,"started_at":"2026-07-16T17:54:59.835875+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":165315}