Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCqBrPrw7I1XaQ/+K1le1t1fRdp6Y/R78tMrySd5YSfOyfiK9x0tEEE7yp4… (844 chars)"
  }
}