Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBSndA6ay3Vzo2iRXMlJx5/pE7HOXcvN4XrftMjdaL9Bi6LwNA5VenNNquI… (1,748 chars)"
  }
}