Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCNOY/u0RARjMqucYgbFk17sYxbtRcBjxKjwARGM/UfJAOyqI+S5OU9CAH7… (1,748 chars)"
  }
}