Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEkBoOKE8ZmK4LPEH9s++GLIZqeVju1Q+9Xc9Ik57W8AEGW0y5JYZ1MYLpM… (844 chars)"
  }
}