{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:44:33.838169+00:00","duration_seconds":1.997883,"id":740753,"input_summary":"chars=98 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KJ7A11","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,KJ7A11","recording_id":57893,"started_at":"2026-06-27T15:44:31.840286+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":57894}