Transaction not yet indexed

21NLAZcJUn4HvFAHmp1zH4B39noy4NGhAApzZFsiFRcMLnwEd2jamvRNYJWZSvF2QhdQLUDJqNmS5YTJgbg4h63K

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