{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T20:14:57.854389+00:00","duration_seconds":7.373436,"id":1514650,"input_summary":"chars=832 node=66296","metadata":{"llm_candidates":[{"callsign":"KC7Z","confidence":0.78},{"callsign":"KK7Z","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KC7Z,KK7Z","recording_id":153292,"started_at":"2026-07-08T20:14:50.480953+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150796}