{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T15:16:57.975330+00:00","duration_seconds":2.130649,"id":1434891,"input_summary":"chars=950 node=66296","metadata":{"llm_candidates":[{"callsign":"KE7QZB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KE7QZB","recording_id":147673,"started_at":"2026-07-06T15:16:55.844681+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145780}