Transaction not yet indexed

21StooRGu6gEUJAQzFgX6PYRnKAmAWFJQZr6xebcRoZ4FTLb33TTCzu8G9dDQWq6tUCM8zF5EWswNP4JSj3CMPJ1

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.