Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAU3ZZ5y5QfFSncnuvj1qtAgmGefmQRA4QAVkN0w8k80RmJPgFFdD7XkqH6… (1,748 chars)"
  }
}