Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEdzX/rl9/IL4t9LAhTRoUaQWfUYIwUnYlNMGt++Wf5lUw8Xc2DoPi/48V3… (844 chars)"
  }
}