Transaction not yet indexed

Mphitsn4kwmDVTUQjEMErhsb2QVWe5n3PpxG5KQu2kA3gd4GK9ErrpvcBSrbJyAQe9QDSwtJs3dSbRwHh6Pppt1

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