Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD5KsUNi2JLR+w8fVTKEXdYuuWSdDEuz92vXklkVEXCGx2pkP1eZRPGTZHh… (1,748 chars)"
  }
}