Transaction not yet indexed

ZReq4HBzZCZpg6aedSBPbf9vBmEshQmFBYJHShRWDC2Hm2yNuWQvW4dXf6G9tcE4xcnP2b88sBsfXVM5w1ezcs9

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