Transaction not yet indexed

21FFFKAu8k1ANqruMXcS88Rbmo5PYaj3Poe5kHgEnTz56oUG8FFEEn3a4m5UdF9Dys2TxUTLf5rdaN5H5rybL4rm

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