Transaction not yet indexed

28amCccQEQGTMRedH3PCpDPp3XWkdJpd2nVFfignMSW6QSBpdD2KsnkTt4v838aqQ7p2YMtqhNbeVa7PJ5S8bxwx

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