{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T11:55:41.992760+00:00","duration_seconds":2.490371,"id":506969,"input_summary":"chars=231 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ5IRQ","confidence":1.0},{"callsign":"VE1WI","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5IRQ,VE1WI","recording_id":90018,"started_at":"2026-06-26T11:55:39.502389+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":90019}