Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFbH8DMvSM2Wj1Oj3Q/Wi9xOLGvPVVz8j7zNLAm+9k84yr5SaljDpFSD2dt… (1,748 chars)"
  }
}