Transaction not yet indexed

MWU8EjAmbMdzuAtEG6vvifwVQrAkx5MQbeV9MbMB2ULphgTH1v3NNCFnydVfrq8CRbpvdU994BZ2HGhCVd4SyYE

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