Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAZJUF3wBpOLpuMjnOe5ybX/0GyhAPlO1VOHM2+HxmTEyxA51eLpoHeK4Qn… (844 chars)"
  }
}