Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAP7VYLhEDDn8WLMbPL8t0+jjaj4rBzRj7J/6/QsPd0/V0Cpbs4z4FL9dmX… (844 chars)"
  }
}