Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGFMDGnPyJUcXK9ScBfcYvNUb5I+ZY8XYsKCZm8ACWG1FLzAfgN777BhBe2… (844 chars)"
  }
}