{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T05:49:37.135925+00:00","duration_seconds":2.315911,"id":1824716,"input_summary":"chars=478 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7VHF","confidence":0.78},{"callsign":"I7RYW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF7VHF,I7RYW","recording_id":174168,"started_at":"2026-07-18T05:49:34.820014+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169595}