Transaction not yet indexed

53TWcppN2io7bcU2CE1JqEGupAfZWkMjegg1ecTZExEwQQ3wkV2z5idjNbLCBLkgf17gNj1kpbe1KnRJBu7UP4tu

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