Transaction not yet indexed

21tYDECbWCTLCQSvPpuZpx6BErPmkAG5JFdhEVHtzHeDLPbutsWHSma6gk9MFUHgxpbcQMWU61oD7m5aDBu9FSNN

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