{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T02:58:27.229482+00:00","duration_seconds":0.590096,"id":906653,"input_summary":"chars=68 node=oldsys","metadata":{"llm_candidates":[{"callsign":"W7VAS","confidence":0.78},{"callsign":"K3OE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W7VAS,K3OE","recording_id":41141,"started_at":"2026-06-28T02:58:26.639386+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":41142}