Transaction not yet indexed

MLEXtCWWsFZUda38dMSExsez373aQoNqBcdKf7m6zRZ4oVvgva6MYtiwnvhPyfygxwMDxdg9iBmN6s1ULJdrPUD

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