Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAki0JYqYAe/6yuJwex7ejEuN9nBEKcZbeWXMbI4POcOhm8gBPJ+TXKQJLM… (1,748 chars)"
  }
}