Transaction not yet indexed

21LUPKoJD6v2MzaHdseThitpbHewVir2XhUtVmKm6iGstDJytkhdzQ3umx7JNtF356CrFJPY1RDYeea7DMc5gmW8

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