{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T10:22:49.413718+00:00","duration_seconds":0.726302,"id":1187761,"input_summary":"chars=118 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ4BET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ4BET","recording_id":7019,"started_at":"2026-06-29T10:22:48.687416+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":7020}