Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBlA28o94aPg/W0ZH3GjwSI0fV5IVPCsVnwZpsoU+3fqEJUezM+jfOxmZ9C… (1,748 chars)"
  }
}