{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T01:45:38.116409+00:00","duration_seconds":0.594466,"id":1413098,"input_summary":"chars=237 node=683211","metadata":{"llm_candidates":[{"callsign":"W4DP","confidence":0.78},{"callsign":"A4E","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=W4DP,A4E","recording_id":146195,"started_at":"2026-07-06T01:45:37.521943+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144420}