{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T02:57:00.042557+00:00","duration_seconds":1.559211,"id":444248,"input_summary":"chars=857 node=oldsys","metadata":{"llm_candidates":[{"callsign":"W7AYQ","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=4 calls=W7AYQ,KK7NQN","recording_id":97066,"started_at":"2026-06-26T02:56:58.483346+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":97067}