Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBBUneNALuP7p0QQ+uXYtDp45BaXTvM4c/7CTq6OjvpTRHbRoMKlpOS7Ypz… (844 chars)"
  }
}