{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T21:35:40.954135+00:00","duration_seconds":0.612143,"id":1343623,"input_summary":"chars=549 node=683211","metadata":{"llm_candidates":[{"callsign":"KV0WMA","confidence":0.78},{"callsign":"KF7ADV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KV0WMA,KF7ADV","recording_id":141427,"started_at":"2026-07-03T21:35:40.341992+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140052}