Transaction not yet indexed

Mdn8gocmQRNJqK7cAzvhAaaNx2u15RwVvgK49oHu37JXUQYHYejfbrbpoHREPyzb3CTE6EGrAxGPMWAcaVLicQA

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