Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAcHk+iKjyz4xbkKuiq11N985W+JoZAGh/O/oGTKiJ42ReH+w2QEYrT/fvj… (1,748 chars)"
  }
}