Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpElbbKrNFgN5Z8GRfL7s1GH8TrX9k+gBAzwaKMx5XPVFOzJxlJhtSZ+sN… (1,748 chars)"
  }
}