{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T16:18:48.323185+00:00","duration_seconds":18.450568,"id":1535579,"input_summary":"chars=825 node=683210","metadata":{"llm_candidates":[{"callsign":"KD3AGN","confidence":0.78},{"callsign":"KN6WQU","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KD3AGN,KN6WQU","recording_id":154743,"started_at":"2026-07-09T16:18:29.872617+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152079}