{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T22:20:51.085802+00:00","duration_seconds":2.477774,"id":1812832,"input_summary":"chars=889 node=683210","metadata":{"llm_candidates":[{"callsign":"GM0UGB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=GM0UGB","recording_id":173375,"started_at":"2026-07-17T22:20:48.608028+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168883}