Java script button( calls webservice method) convert into lighting quick action

{!REQUIRESCRIPT("/soap/ajax/29.0/connection.js")} 
{!REQUIRESCRIPT("/soap/ajax/29.0/apex.js")}
if (!window.createxxAccountInProgress) {
window.createxxAccountInProgress = true;
var result = sforce.apex.execute("RelatedxxAccountActions","CreatexxxAccount", {relatedxxAccountId:" {!Related_xxx_Account__c.Id}"});
result = JSON.parse(result[0]);
window.createxxxAccountInProgress = false;
if (!result || !result.isSuccess) {
alert("An error occurred and your xxxx Account was not created. Please try again." +
result && result.errorMessage 
? '\r\n' + result.errorMessage
: '');
}
else {
alert("Create xxxx Account request was sent successfully.");
}
}

can anyone please suggest me how do i convert above Javascript button into lighting quick action.