Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCWNuZlOuk8rTwHvXqunHLpKT2o0PP9SCNMDzub0A4cCRE5iB4BH+XUXqAx… (844 chars)"
  }
}