{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:25:58.134685+00:00","duration_seconds":2.577668,"id":1789009,"input_summary":"chars=640 node=683210","metadata":{"llm_candidates":[{"callsign":"W8WHK","confidence":0.78},{"callsign":"N2BH","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=W8WHK,N2BH","recording_id":171679,"started_at":"2026-07-17T12:25:55.557017+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167331}