Transaction not yet indexed

28CqHyLcgCXc5yDPbPSGmrR9UuTtNejmdJEQLtadHR9FJhkKqSCgRuwncqHSQYaaokDs48yK54zdKj4ofS8FBuH8

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