{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T17:52:51.061906+00:00","duration_seconds":1.088241,"id":789991,"input_summary":"chars=1153 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB7PVW","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7PVW","recording_id":52317,"started_at":"2026-06-27T17:52:49.973665+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":52318}