Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBgDxM7w8Djzuqc9GHIPnGgvtuE9C7WqC0NmeOJTKgD+DFiqaD5F0p8WxJ6… (844 chars)"
  }
}