Transaction not yet indexed

mtSLLm7MHLzYnEQr4ezE2ha1ahFs2NU19FPQojQLFoyuTASofRNHaVGHDY8aBHSddw3HdSFqyjCUhEbap8mf6zL

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