{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T17:51:56.529157+00:00","duration_seconds":3.223931,"id":245222,"input_summary":"chars=548 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KJ7RAB","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7NQN,KJ7RAB","recording_id":105148,"started_at":"2026-06-24T17:51:53.305226+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":105138}