Below is the earliest known sheet music, 1928, an arrangement of “Sto mi e milo y drago” by Serbian composer Stanislav Binički. Note different melody and 3/4 time signature, but original Macedonian lyrics.
For more about the song and dance Što Mi E Milo, see
https://folkdancefootnotes.org/music/sto-mi-e-milo-macedonia-bulgaria/
Folkdance Footnotes 