Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD/T1eMbJJokYOaK7LtuDScnzOqGhVwP1d5dft3RZN413NbVqHluGZXbQiX… (1,748 chars)"
  }
}