Transaction not yet indexed

2688ZAgpnz565P5Nrw2FM53fxdaY7EcDUmNJh2DbYC3dJesbBu75U3UH7D7eESuajipZokKxVzzs8z7sVDMSvkfC

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