Transaction not yet indexed

Dou7yWRcnQ4Mgjz7iVpos6qeYvkbKyFcG2bwum2FC4ngE3ZPbGo1pktLrqXHcMkS1vSw6nFnRfVAFfawSYdb4sS

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