Transaction not yet indexed

21U6yqWMZMuPnu1Wbd4tx3HC7Nbjp2i6tC9ypkHZwjdwbqqZoWiKGeWF9UeDFAQZykAGGbTLPAe2C3YJmpU7FCru

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