Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFQGr+vTONoc7QHnBz7vLkkf5A4uHloOAYIATuqEiVk/BJI9uh2KxxS10c5… (1,748 chars)"
  }
}