Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG65wbDWRGcYNDYZ+fjJFUoEa5h5jR9WZKfse7XzeT8DhgYXvhJErUZjlVJ… (844 chars)"
  }
}