Martín said: "We are concerned that people with money, people with power, believe themselves to be unpunished. The law is for everyone, for the humble and for the powerful.
"Let the appropriate investigations be opened, and let action be taken based on the findings."
He added he was concerned that "a young man with so many followers, an influencer for young people, would throw these kinds of parties, which could have a knock-on effect on youth."