{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:03:24.884359+00:00","duration_seconds":1.567767,"id":1086112,"input_summary":"chars=1136 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KN6UYZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KN6UYZ","recording_id":22155,"started_at":"2026-06-28T23:03:23.316592+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":22156}