Acts 19:33 It appears that Alexander was appointed out of the crowd by the Jews i.e., to be their spokesman in defending them from the charges being made against Paul. He motioned with his hand to get attention and attempted to speak to the assembly in defense of the Jewish viewpoint.

AUV⁽ⁱ⁾ ³³ [It appears that] Alexander was appointed out of the crowd by the Jews [i.e., to be their spokesman in defending them from the charges being made against Paul]. He motioned with his hand [to get attention] and attempted to speak to the assembly in defense [of the Jewish viewpoint].