{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T22:15:14.784576+00:00","duration_seconds":1.558899,"id":556394,"input_summary":"chars=263 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7Z","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=KI7Z,KK7NQN","recording_id":78595,"started_at":"2026-06-26T22:15:13.225677+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78596}