Concatenting with Javascript and HTML [closed]

I have some JS code and I'm trying to make an API call, and concatenate a variable and string together. However, when I run my code and try to upload the information. It doesnt work. I just want to know if this piece of JS code is in th ecorrect format. Let me know and thanks!

   
                api.call("Add", {
                    typeName: "Zone",
                    entity: {
                        name: zoneName + " - [Click here to send whatsapp to"+zoneName+"](https://wa.me/"+customerNumber+"?text=Your%20order%20has%20just%20been%20delivered.%20Thanks!",
                        comment: deliveryDetails,
                        externalReference: "",
                        mustIdentifyStops: true,
                        displayed: zoneDisplayed,
                        activeFrom: "1986-01-01T00:00:00.000Z",
                        activeTo: "2050-01-01T00:00:00.000Z",
                        zoneTypes: ["ZoneTypeCustomerId"],
                        groups: [{
                            id: "GroupCompanyId"
                        }],
                        points: zonePoints,
                        fillColor: {
                            r: 233,
                            g: 150,
                            b: 122,
                            a: 255
                        }
                    }
                }, function (result) {
                    alert("Successfully created zone for customer " + zoneName);
                }, function (error) {
                    console.log(error);