Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCxb+R/ZG24QRuVeXSrn1269f6JCMP45iPXC+/4G118HEo7Vxw46sH0rBk4… (1,748 chars)"
  }
}