Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHKaXFcbD3fC3w5JGUIHPOJGwSh9fwDkfTqfd1Ky4hriERzpORkbDzJvM1Z… (844 chars)"
  }
}