Transaction not yet indexed

YUBUUdkSMSxTMrkKz1RKeDJSCf2tb9xSBVSRM5bTpGDwf6NhQRD5FVJzf4NPj4MTWmdSiDBTvwfFLRCNAysPdWM

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