{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T15:46:50.516240+00:00","duration_seconds":1.820049,"id":1436418,"input_summary":"chars=493 node=66296","metadata":{"llm_candidates":[{"callsign":"W7ZJL","confidence":0.78},{"callsign":"KI7ZI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W7ZJL,KI7ZI","recording_id":147792,"started_at":"2026-07-06T15:46:48.696191+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145887}