{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T11:36:42.965748+00:00","duration_seconds":19.288544,"id":1693219,"input_summary":"chars=606 node=683210","metadata":{"llm_candidates":[{"callsign":"KQ4YY","confidence":0.78},{"callsign":"W8JT","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KQ4YY,W8JT","recording_id":165368,"started_at":"2026-07-14T11:36:23.677204+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161892}