Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQANu6sC0Eaxbmtz1T+1TTwLlf7SJ+1qzGJWbheleiJlonmUhFjiK3EzHlfi… (1,748 chars)"
  }
}