Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAoCR/GSZhNNkp/pryWz0k4bpZHRjEzfXCHuMb3/bJd+xmPCGNP6EuegvcX… (844 chars)"
  }
}