{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T12:20:09.505064+00:00","duration_seconds":2.713935,"id":1654609,"input_summary":"chars=572 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5DXB","confidence":0.78},{"callsign":"W2SL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5DXB,W2SL","recording_id":162734,"started_at":"2026-07-13T12:20:06.791129+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159488}