{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-31T13:49:46.929393+00:00","duration_seconds":2.294589,"id":2989411,"input_summary":"chars=670 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7PVW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7PVW","recording_id":283322,"started_at":"2026-08-31T13:49:44.634804+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":267551}