Transaction not yet indexed

MdNkDSzwapdwwG7FwVwSBTxHBHd3vAdTKNpL4H9JnoLf789VQ8W4oNFuCSsQu89bqfKy4tKNXvto1LD4NEdUrDR

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