Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCtpIm3AqYln+FZG1AriTD+RUNo9eSD8M2FY+dznfLREzDj6la0uX7oN9N4… (1,748 chars)"
  }
}