Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDdT00L+PHlAw7w3PwHnu25vplPk3doO5O/V+ZUVadSU0uEu6E5q2iQe+Tj… (1,748 chars)"
  }
}