Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHv7AYH+g41iY5PFlEd7XWlrRjU5iNfE0kh41Xahp8lj2JQbjIOmBNOsRp8… (844 chars)"
  }
}