Transaction not yet indexed

MPDg1VdXS6WXfuq1icHvuNqhiJkNqcubkw3Sqfbg7BwbHq8EpZm2YquWiSLWFibh4Zxe75jh6LobqAnzLd2yH25

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