{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T16:52:08.095497+00:00","duration_seconds":1.502069,"id":1508357,"input_summary":"chars=579 node=66296","metadata":{"llm_candidates":[{"callsign":"K6IT","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K6IT","recording_id":152885,"started_at":"2026-07-08T16:52:06.593428+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150395}