{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T16:50:52.096697+00:00","duration_seconds":1.815448,"id":1834131,"input_summary":"chars=834 node=66296","metadata":{"llm_candidates":[{"callsign":"KD7PWB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KD7PWB","recording_id":174835,"started_at":"2026-07-18T16:50:50.281249+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170161}