Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEt15pJ8PXt5EOJR0UKTy/Xbpcz2yiQKGG3SjKFfwN+zwfGp7RPQGZskpa4… (844 chars)"
  }
}