{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T05:02:49.799990+00:00","duration_seconds":0.858445,"id":1284650,"input_summary":"chars=109 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"Y8K7","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=Y8K7","recording_id":137057,"started_at":"2026-07-02T05:02:48.941545+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136131}