{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T13:53:40.065847+00:00","duration_seconds":3.581725,"id":371463,"input_summary":"chars=461 node=683211","metadata":{"llm_candidates":[{"callsign":"K9JWB","confidence":1.0},{"callsign":"K9IV","confidence":1.0},{"callsign":"WB7J","confidence":1.0},{"callsign":"K30E","confidence":1.0}]},"output_summary":"ai_candidates=4 merged=4 calls=K9JWB,K9IV,WB7J,K30E","recording_id":3819,"started_at":"2026-06-25T13:53:36.484122+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3819}