This 'Dumka' is a dramatic and energetic piece that blends Russian folk elements with virtuosic demands. It is characterized by its sweeping melodies and sudden shifts in mood and tempo.
Managing the rapid shifts in tempo and dynamic while maintaining clarity and intensity is the primary technical challenge.
'Dumka' from Russian Rustique is rated Henle level 7 of 9 — late advanced repertoire, roughly ABRSM grade 8 and above. In the RCM system it corresponds to about level 9.
You should be comfortable at Henle level 7 — meaning you can already play level 6–7 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 'Dumka' from Russian Rustique lasts about 7.5 minutes.
'Dumka' from Russian Rustique is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.