Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFhkUkAyvTlFZTbvp4JBW676u0hGeFGfMXPqSLvNHS931hNCYVJgc+qDYB5… (1,748 chars)"
  }
}