Transaction not yet indexed

21kTtQc4eLSdQzuGyiGsKvSoZV6jLVH2TQrKvFPNi3n6DLNaNccXAMTyaTMXydmGKHPSbcmEMH13Xh5hFNCGDfD1

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