Transaction not yet indexed

mkemHARBPVBdqHiPxTmMckz7SCpDS2UDY2ZpuJuhS4wHRh1A6jTcP6RjVSXNHTx5wTPX67TisRgaTSLRsMfQzA1

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