{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T09:19:28.411169+00:00","duration_seconds":0.494255,"id":960713,"input_summary":"chars=857 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K9PFD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K9PFD","recording_id":35553,"started_at":"2026-06-28T09:19:27.916914+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":35554}