{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T12:31:46.169064+00:00","duration_seconds":0.955155,"id":220253,"input_summary":"chars=699 node=683211","metadata":{"llm_candidates":[{"callsign":"KK6UOC","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK6UOC","recording_id":121031,"started_at":"2026-06-24T12:31:45.213909+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":121032}