Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDW71ua/B0GwY9wEP0t41ll+6GX0mllDY4Niz5mwRAx2Xvh1zXh9E6GcHqg… (844 chars)"
  }
}