{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T01:17:42.758250+00:00","duration_seconds":0.524341,"id":1310517,"input_summary":"chars=743 node=683210","metadata":{"llm_candidates":[{"callsign":"K5SSR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K5SSR","recording_id":139043,"started_at":"2026-07-03T01:17:42.233909+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137880}