{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T21:54:22.175616+00:00","duration_seconds":0.64317,"id":1481549,"input_summary":"chars=233 node=683210","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":0.78},{"callsign":"KI7M","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KI7RMU,KI7M","recording_id":150975,"started_at":"2026-07-07T21:54:21.532446+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148727}