Transaction not yet indexed

2mtS4cmKmUVu4PBY8CCHpms49PpQvq6tTtzGgFLEBYyTnTHayDR54Dcsj2RRgfto3rGeDWNEWpTuyMUEsbkbNKD1

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