Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQELsD/ytzfj27Y9Cxft/6O4X9Y98wqOIBMhmA66GHcKMAzLIM8Ycl/fAeLu… (1,748 chars)"
  }
}