Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFnm5BIaHA5Yk7OSp3zBZrLwEtykC1HD/tifbpsUJmRmF4wSZSsS6v8Y7+u… (844 chars)"
  }
}