{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T13:28:22.760980+00:00","duration_seconds":1.876613,"id":1562290,"input_summary":"chars=64 node=683210","metadata":{"llm_candidates":[{"callsign":"KQ8U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KQ8U","recording_id":156506,"started_at":"2026-07-10T13:28:20.884367+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153748}