Transaction not yet indexed

21XwPEvfUGQ1QqBesQUwfDouUg36vqQwZHAeZ13AKsr5m22fNKLz3p3xK6P2uQa12YuWLBbFoXR4bD8WKuSCKZiQ

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