Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDwDnaYVHn1Ox1vqM11ViM5XVH9gcW6rlPfKzuCMvWgUngvfVMb7n/uAfvI… (844 chars)"
  }
}