jQuery.getJSON( '/modern/proxy/activitylist-service/activities/search/activities?limit=[UPDATE LIMIT]', function(act_list) { console.log(act_list.length) act_list.forEach( function(act) { // Update privacy fetch('/proxy/activity-service/activity/' + act['activityId'], { 'headers': { 'Content-Type': 'application/json', 'nk': 'NT', 'X-HTTP-Method-Override': 'PUT' }, 'body': '{"accessControlRuleDTO":{"typeKey":"[UPDATE PRIVACY SETTING HERE]"},"activityId":' + act['activityId'] + '}', 'method': 'POST' }); } ); } );