Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFmiH3EQLGD0WZK2FP3PpYpVfxDqMbY+WlzQXXc9lOmJGCD6XUL/Oh/b8JW… (844 chars)"
  }
}