Transaction not yet indexed

MMYM1SzbeKFLRDidq1sWmwHrJBP9WAL9Fy4k66SUiq8dnzWihPPrDceebKgrt4B2NVmSFKTCgvSRQMw2Vr2gLPQ

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