Transaction not yet indexed

MS6uQQQeooXSmzDM4Um66qfpsyagBvCpFJVJgSYLFqf3b2hhogUK1WNgjqXPB7F163pQwPPCPcM6VbD1xcA2vvt

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