Let's make a quick comparison between our 1949 Constitution and the 1936 Soviet one.
We should start at the Chapters:

1949 Hungarian
See pdf related. It's in Hungarian, I came across a link that promised an English version but after download I saw - despite the title - it's the 1989-91 one, the modified from the regime change. Oh well.
Preamble
I. The Hungarian People's Republic
II. The Social Order
III. The Highest Organs of State Authority
IV. The Highest Organs of Government
V. The Local Organs of State Authority
VI. The Judicial Organization
VII. The Procurator's Office
VIII. The Rights and Duties of Citizens
IX. The Principles of Elections
X. Arms, Flag, Capital of the Hungarian People's Republic
XI. Closing Provisions