{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T07:40:12.310863+00:00","duration_seconds":3.387043,"id":475945,"input_summary":"chars=2007 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":1.0},{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=KF7ADV,K7NQN","recording_id":86240,"started_at":"2026-06-26T07:40:08.923820+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":86241}