{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-17T01:00:58.064345+00:00","duration_seconds":1.653216,"id":2643884,"input_summary":"chars=512 node=683210","metadata":{"llm_candidates":[{"callsign":"KM4MPF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KM4MPF","recording_id":246141,"started_at":"2026-08-17T01:00:56.411129+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":233987}