Transaction not yet indexed

RexKEYF2H7zJGJDQmPiGxfj9gJQbuSzRz8uNRQxSR9vq2xgHKBoAuqKRqhXmjzNmRiWYahX47guZ9umqUjqJ2FQ

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