{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T21:07:47.282418+00:00","duration_seconds":0.929673,"id":1308223,"input_summary":"chars=588 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NYW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NYW","recording_id":138795,"started_at":"2026-07-02T21:07:46.352745+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137740}