Transaction not yet indexed

5MCKmdTxsNzLEj4RAg9tWwBSPeBELtGGiqe18FFHXFhr8duf5y2JTkHgydAnCGDpG3RL2oxSmDFjjv2757bWwY8

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