Transaction not yet indexed

5UCMnAVNsrkhH3ct4rjBZETmytcwrz84wRuZbYEUVBmAZucgxkpCVbSup4PKTzcaphFqCjW3VAtJNRrNAs9tack4

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