Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwJEu8o1UbKZqj0aiblyNuDcjlFQrrT1F9OXLsDzqcwgVVRWbcMl1DK+fYo3… (844 chars)"
  }
}