{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T04:56:33.514325+00:00","duration_seconds":1.553493,"id":592274,"input_summary":"chars=2208 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=3 calls=K7NQN","recording_id":75168,"started_at":"2026-06-27T04:56:31.960832+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":75169}