{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T06:23:54.932743+00:00","duration_seconds":3.024098,"id":933001,"input_summary":"chars=1988 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG4RYG","confidence":0.78},{"callsign":"KK4RYG","confidence":0.78},{"callsign":"GM0UB","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=KG4RYG,KK4RYG,GM0UB","recording_id":38573,"started_at":"2026-06-28T06:23:51.908645+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":38574}