{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T12:56:23.028646+00:00","duration_seconds":3.402221,"id":1740028,"input_summary":"chars=469 node=683210","metadata":{"llm_candidates":[{"callsign":"KK40IY","confidence":0.78},{"callsign":"AI4UI","confidence":0.78},{"callsign":"N8MJN","confidence":0.78},{"callsign":"C30T","confidence":0.78}]},"output_summary":"ai_candidates=4 merged=4 calls=KK40IY,AI4UI,N8MJN,C30T","recording_id":168289,"started_at":"2026-07-16T12:56:19.626425+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164252}