Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDQ7WjRqmvujKsJL8qT993E3D0aJ8hD0LBF3QcHoG0/fBiU8W01gNXZcP4C… (844 chars)"
  }
}