{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T18:49:38.310108+00:00","duration_seconds":1.780213,"id":395561,"input_summary":"chars=22 node=oldsys","metadata":{"llm_candidates":[{"callsign":"JK7Z","confidence":1.0},{"callsign":"JK7Y","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=JK7Z,JK7Y","recording_id":94844,"started_at":"2026-06-25T18:49:36.529895+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":94845}