Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBUizTPZmUkRpH6mX5mlmey+kUIm3//xsP3d6DEJyTFTQ5dh9u7Z6nAscNF… (1,748 chars)"
  }
}