Transaction not yet indexed

KSt6eATCoTrDeqmdDvgJb9ncqGMWdLHq5Z8qYuiQNsYfFDaDRDCPAQnR7kYQpfmSkzQqFPqWgCtgrKde7Sp4MUH

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