Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCN7wgfimmDnrWUeLquOdFrxmhRA3CmBVgn9kIbkM9TDFWlouXYIlA3cP/6… (1,748 chars)"
  }
}