Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOkJbfrSj6/oN2+zNVSed9/PJ86WboisOxc9RMQnOWk2si50O8zb6mzgId… (1,748 chars)"
  }
}