{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T14:14:55.285440+00:00","duration_seconds":2.443492,"id":1530471,"input_summary":"chars=458 node=683211","metadata":{"llm_candidates":[{"callsign":"KB9NSK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KB9NSK","recording_id":154360,"started_at":"2026-07-09T14:14:52.841948+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151753}