{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T22:39:17.329065+00:00","duration_seconds":1.959815,"id":1635543,"input_summary":"chars=60 node=683211","metadata":{"llm_candidates":[{"callsign":"VA7XY","confidence":0.78},{"callsign":"E7MI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=VA7XY,E7MI","recording_id":161462,"started_at":"2026-07-12T22:39:15.369250+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158278}