{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T21:10:42.196726+00:00","duration_seconds":1.543419,"id":407565,"input_summary":"chars=359 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KD7PWB","confidence":1.0},{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KD7PWB,KK7NQN","recording_id":93732,"started_at":"2026-06-25T21:10:40.653307+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":93733}