Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAHnEzKLtOEVrQcnXhDveOTQz6UeBpnXeiIhA/o2bNb0U0JHK7YFmZ+0Iie… (844 chars)"
  }
}