Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFF9kMkPjVyAg5RzAhXn03O6NlMwhIXOUG/K1fPc21I/UrpdxbE6fGYRaXq… (844 chars)"
  }
}