Transaction not yet indexed

Mm9ycRgbEHL2ZDBppLWwN7mci4Lr6qbYGiayv6iHfrAPpxgzj3vGSDqQJLPefDAuj8F3MymZXkUcJBtE2C96jAm

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