Transaction not yet indexed

c688GHDWi7ioYDPfBdHo5ABEGQD7rg9rwbFsivZkTQPDaTAtyKSi3B8gVMCDip6pEYNaq2sEg18USANdaRAEdcu

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