{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T03:24:08.069205+00:00","duration_seconds":0.648425,"id":1254683,"input_summary":"chars=761 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K06TV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=4 calls=K06TV","recording_id":134883,"started_at":"2026-07-01T03:24:07.420780+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134179}