Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFnhzRJwzH9+rlP3PC/raKyZYDw+TqIi85naDCkP+sCDznpVpGFgJYw8AnU… (1,748 chars)"
  }
}