{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T13:27:12.522017+00:00","duration_seconds":2.007776,"id":1562208,"input_summary":"chars=527 node=683210","metadata":{"llm_candidates":[{"callsign":"KB1ZSW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB1ZSW","recording_id":156495,"started_at":"2026-07-10T13:27:10.514241+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153737}