Transaction not yet indexed

MekMADvBLW2gvGX9f3k6KGnomHBZMSvd8ct8SWs33625wKbsQ5zF6oKZSWp3VZpvbkbEWVZJuvi5ok6xwppTQBi

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