Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAxe3d8PjQUxcWKrxrw+kqgsCIhPXoQMtHIv3nUHTWhzF8d3/n6EWXD/3Fs… (844 chars)"
  }
}