Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDXGLfQ3vGla/5JqQ7xmz3+/fHSrcLXfWcbRyqv7sSbO0sHlHtM0zpHSJ2D… (1,748 chars)"
  }
}