Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJkfpFFyOenYMV/p0kz3R8J2l4LThxdJbkT+2e6yRMGl3QFqvMwV1vv6ZG… (1,748 chars)"
  }
}