{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T13:33:10.856162+00:00","duration_seconds":0.457302,"id":1290647,"input_summary":"chars=26 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LED","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7LED","recording_id":137540,"started_at":"2026-07-02T13:33:10.398860+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136547}