Transaction not yet indexed

21C4TLw6wkWRUXDC81Fh7fnrH4Abj9NWjeEMwYPAA63itBSVmjmdJ2jVjL9SwRGevUibXbB9XEVYkPHtS2q57Yk4

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