Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE3D8pxv1M+gRWoEyqoOy6mOzXMfmj6cbhgXMNL0r9END8/bLXsFQ0fgITt… (844 chars)"
  }
}