Transaction not yet indexed

5Df21d969HTk3xh1VMRb56ReV9SafKvFUGWSpKV2k28KEr4Lh4gSERb1GKAkft7HdeZP1t2E3BFtVt4HGdJr8gQD

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