{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T05:08:46.038857+00:00","duration_seconds":2.550983,"id":1523659,"input_summary":"chars=851 node=683211","metadata":{"llm_candidates":[{"callsign":"K9MLR","confidence":0.78},{"callsign":"KJ7UW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K9MLR,KJ7UW","recording_id":153892,"started_at":"2026-07-09T05:08:43.487874+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151324}