Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEM8s+N7GXXYF/EshevHUEe0hh7JR/+cL+UX9VcE7HJRy+/NNmQ1j5aXvjB… (844 chars)"
  }
}