52Thus, the Court has already held that it follows from Article 78(1) of the GDPR, read in the light of recital 143 of that regulation, that courts seised of an action against a decision of a supervisory authority should exercise full jurisdiction, which should include jurisdiction to examine all questions of fact and law relevant to the dispute before them (judgment of 12 January 2023, Nemzeti Adatvédelmi és Információszabadság Hatóság, C‑132/21, EU:C:2023:2, paragraph 41).
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