Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBB7mZDp7YE+pIDT33Xz+wCrKJN63ylQDzSoWz70n1c9U0IwBhAT0iwgMxI… (844 chars)"
  }
}