Transaction not yet indexed

MUgb12ozYBvoxVVcdWMXQB7jizGPcT2DW99EaB7mg4pPYyLWT1MYjZWY6VdwDAP8AMWVUb91ve8vvoo4TZviGn2

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