Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAiFXx2GtRVPs4EvgBT+/WdG+4uq0lIaGDRPy0V1J0E0FUhAQX/9Ly8VEob… (1,748 chars)"
  }
}