Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCbkl2a46IjFtQoRh5OOw3J/2AAiWW6Rmnn/Fki/wEa6EY1LjriyHOAFwhz… (1,748 chars)"
  }
}