Transaction not yet indexed

SUo21uGESEtXfouwfLJAyeaTwQtQkLW2GWpa1BmM5xhKBfS7pPKYfJH7UnRWSStAduhEGpVWZY7vGAT6TQeYNsq

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