Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF15s2Y78Mh1dY9WtV4oqnDbPXExzk+lh9h5OVRi0PN5y7+nwxF8zVP74yN… (844 chars)"
  }
}