{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T16:15:53.381617+00:00","duration_seconds":0.987497,"id":527298,"input_summary":"chars=378 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":80849,"started_at":"2026-06-26T16:15:52.394120+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":80850}