{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T05:47:29.315722+00:00","duration_seconds":1.596825,"id":1689142,"input_summary":"chars=261 node=683211","metadata":{"llm_candidates":[{"callsign":"KG4ZW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KG4ZW","recording_id":165149,"started_at":"2026-07-14T05:47:27.718897+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161680}