Atbash mapping: d→w, a→z, n→m, l→o, w→d, d→w → wzmodw (not clear)

But given the phrase “wywa wy py an ba lynk mstqym” – this looks like it might be a where each word is reversed or shifted systematically.

d→q, a→n, n→a, l→y, w→j, d→q → qnayjq – not meaningful.