def remove_required_signatures(self):
headers, data = self._requester.requestJsonAndCheck(<EOL>"<STR_LIT>",<EOL>self.protection_url + "<STR_LIT>",<EOL>headers={'<STR_LIT>': Consts.signaturesProtectedBranchesPreview}<EOL>)<EOL>
:calls: `DELETE /repos/:owner/:repo/branches/:branch/protection/required_signatures <https://developer.github.com/v3/repos/branches>`