Transaction not yet indexed

sTfAMY8PoMP43Rp5HqUsj4dWLcZT68j9HQfNiWejDhQhBg8Kr6ayHZcM1HFCG7gmSDy8WBkfNFkEGWaUmEqMpp9

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