Transaction not yet indexed

mhtEBWh6EdCJ6qM6uYXvBYhdgaZDdYaFhCjsMmvvbtBEP2eLtqfpELjUP4TEf75mqkqtHqqWiCi8sb3KfW8WMH8

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