{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T06:53:21.061332+00:00","duration_seconds":1.714675,"id":603480,"input_summary":"chars=508 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG70DB","confidence":1.0},{"callsign":"AG7LR","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KG70DB,AG7LR","recording_id":74207,"started_at":"2026-06-27T06:53:19.346657+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":74208}