Create preference center
post
/preference_center/v1
Use this endpoint to create a preference center to allow users to manage their notification preferences for your email campaigns. Refer to Create a preference center with API for steps on how to build an API-generated preference center.
Prerequisites
To use this endpoint, you’ll need an API key with the preference_center.update permission.
Rate limit
This endpoint has a rate limit of 10 requests per minute, per workspace, as documented in API rate limits.
Request body
Content-Type: application/json
Authorization: Bearer YOUR-REST-API-KEY
{
"name": "string",
"preference_center_title": "string",
"preference_center_page_html": "string",
"confirmation_page_html": "string",
"state": (optional) Choose `active` or `draft`. Defaults to `active` if not specified,
"options": {
"meta-viewport-content": "string", (optional) Only the `content` value of the meta tag,
"links-tags": [
{
"rel": "string", (required) One of the following "icon", "shortcut icon", or "apple-touch-icon",
"type": "string", (optional) Valid values include "image/png", "image/svg", "image/gif", "image/x-icon", "image/svg+xml", "mask-icon",
"sizes": "string", (optional),
"color": "string", (optional) Use when type="mask-icon",
"href": "string", (required)
}
]
}
}
Request parameters
| Parameter | Required | Data Type | Description |
|---|---|---|---|
name |
Required | String | The name of the preference center that meets the following requirements: - Only contains letters, numbers, hyphens, and underscores - Does not have spaces |
preference_center_title |
Optional | String | The title for the preference center and confirmation pages. If a title is not specified, the title of the pages will default to “Preference Center”. |
preference_center_page_html |
Required | String | The HTML for the preference center page. |
confirmation_page_html |
Required | String | The HTML for the confirmation page. |
state |
Optional | String | Choose active or draft. Defaults to active if not specified. |
options |
Optional | Object | Attributes: meta-viewport-content: When present, a viewport meta tag will be added to the page with content= <value of attribute>.link-tags: Set a favicon for the page. When set, a <link> tag with a rel attribute is added to the page. |

note
The preference center name can’t be edited after it’s created.
Liquid tags
Refer to the following Liquid tags that can be included in your HTML to generate a user’s subscription state on the preference center page.
User subscription state
| Liquid | Description |
|---|---|
{{subscribed_state.${email_global}}} |
Get the global email subscribed state for the user (such as “opted_in”, “subscribed”, or “unsubscribed”. |
{{subscribed_state.${<subscription_group_id>}}} |
Get the subscribed state of the specified subscription group for the user (such as “subscribed” or “unsubscribed”). |
Form inputs and action
| Liquid | Description |
|---|---|
{% form_field_name :email_global_state %} |
Indicates that a specific form input element corresponds to the user’s global email subscribed state. The user’s selection state should be “opted_in”, “subscribed”, or “unsubscribed” when the form is submitted with selection data for the global email subscribed state. If it’s a checkbox, the user will either be “opted_in” or “unsubscribed”. For a hidden input, the “subscribed” state will also be valid. |
{% form_field_name :subscription_group <subscription_group_id> %} |
Indicates that a specific form input element corresponds to a given subscription group. The user’s selection state should be either “subscribed” or “unsubscribed” when the form is submitted with selection data for a specific subscription group. |
{{preference_center_submit_url}} |
Generates URL for form submission. |
Example responses
Create preference center
{
"preference_center_api_id": "preference_center_api_id_example",
"liquid_tag": "{{preference_center.${MyPreferenceCenter2022-09-22}}}",
"created_at": "2022-09-22T18:28:07+00:00",
"message": "success"
}
HTML with form inputs
<!doctype html>
<html lang="en">
<head>
<meta name="robots" content="noindex" />
<title>Email Preferences</title>
<script type="text/javascript">
window.onload = () => {
const globalUnsubscribed = '{{subscribed_state.${email_global}}}' == "unsubscribed";
const globalSubscribedValue = '{{subscribed_state.${email_global}}}' == "opted_in" ? "opted_in" : "subscribed";
const idStates = [
// input format: [API_ID, '{{subscribed_state.${API_ID}}}' == "subscribed"][]
['3d2ae07a-f2ff-4318-bdff-e394f2d3a4ec', '{{subscribed_state.${3d2ae07a-f2ff-4318-bdff-e394f2d3a4ec}}}' == 'subscribed'],['7d89bdc3-4aa1-4592-8b8a-4c8b7161c875', '{{subscribed_state.${7d89bdc3-4aa1-4592-8b8a-4c8b7161c875}}}' == 'subscribed'],['5444d32e-2815-4258-964c-b9690d4ccb94', '{{subscribed_state.${5444d32e-2815-4258-964c-b9690d4ccb94}}}' == 'subscribed']
];
const setState = (id, subscribed) => {
document.querySelector(`#checkbox-${id}`).checked = subscribed;
document.querySelector(`#value-${id}`).value = subscribed ? "subscribed" : "unsubscribed";
};
const setGlobal = (unsubscribed) => {
document.querySelector(`#checkbox-global`).checked = unsubscribed;
document.querySelector(`#value-global`).value = unsubscribed ? "unsubscribed" : globalSubscribedValue;
idStates.forEach(([id]) => {
document.querySelector(`#checkbox-${id}`).disabled = unsubscribed;
});
};
idStates.forEach(([id, state]) => {
setState(id, state);
document.querySelector(`#checkbox-${id}`).onchange = ((e) => {
setState(id, e.target.checked);
});
});
setGlobal(globalUnsubscribed);
document.querySelector(`#checkbox-global`).onchange = ((e) => {
setGlobal(e.target.checked);
});
};
</script>
<style>
body {
background: #fff;
margin: 0;
}
@media (max-width: 600px) {
.main-container {
margin-top: 0;
width: 100%;
}
.main-container .content .email-input {
width: 100%;
}
}
</style>
</head>
<body class="vsc-initialized" style="margin: 0" bgcolor="#fff">
<div
class="main-container"
style="
background-color: #fff;
color: #333335;
font-family:
Aribau Grotesk Regular,
helvetica,
arial,
sans-serif;
margin-left: auto;
margin-right: auto;
margin-top: 30px;
width: 600px;
padding: 15px 0 5px;
"
>
<div class="content" style="margin-left: 20px; margin-right: 20px">
<div>
<h1
style="color: #3accdd; font-size: 27px; font-weight: 400; margin-bottom: 40px; margin-top: 0"
align="center"
>
Manage Email Preferences
</h1>
<p class="intro-text" style="font-size: 14px; margin-bottom: 20px" align="center">
Select the emails that you want to receive.
</p>
</div>
<form action="{{ preference_center_submit_url }}" method="post" accept-charset="UTF-8">
<div>
<h3 style="font-size: 15px; margin-bottom: 15px; margin-left: 5px; margin-top: 40px">
Email Address: <span class="displayed-email" style="font-weight: 400">{{${email_address}}}</span>
</h3>
</div>
<div class="subscription-groups-holder" style="margin-bottom: 20px"><div class="row" style="border-top-width: 1px; border-top-color: #dddde2; border-top-style: solid; background-color: #fff; padding: 15px 10px 14px;border-bottom: 1px solid rgb(221, 221, 226);">
<label style="color: #27368f; cursor: pointer; font-size: 15px; font-weight: 700;">
<input type="checkbox" id="checkbox-3d2ae07a-f2ff-4318-bdff-e394f2d3a4ec" class="sub_group" style="margin-right: 4px;">
<input type="hidden" name="{% form_field_name :subscription_group 3d2ae07a-f2ff-4318-bdff-e394f2d3a4ec %}" id="value-3d2ae07a-f2ff-4318-bdff-e394f2d3a4ec" />
Sub Group 1
</label>
<p class="subscription-group" style="font-size: 13px; line-height: 1.4em; min-height: 20px; padding-right: 20px; margin: 0 0 3px 23px;">
</p>
</div>
<div class="row" style="border-top-width: 1px; border-top-color: #dddde2; border-top-style: solid; background-color: #fff; padding: 15px 10px 14px;border-bottom: 1px solid rgb(221, 221, 226);">
<label style="color: #27368f; cursor: pointer; font-size: 15px; font-weight: 700;">
<input type="checkbox" id="checkbox-7d89bdc3-4aa1-4592-8b8a-4c8b7161c875" class="sub_group" style="margin-right: 4px;">
<input type="hidden" name="{% form_field_name :subscription_group 7d89bdc3-4aa1-4592-8b8a-4c8b7161c875 %}" id="value-7d89bdc3-4aa1-4592-8b8a-4c8b7161c875" />
Sub Group 2
</label>
<p class="subscription-group" style="font-size: 13px; line-height: 1.4em; min-height: 20px; padding-right: 20px; margin: 0 0 3px 23px;">
</p>
</div>
<div class="row" style="border-top-width: 1px; border-top-color: #dddde2; border-top-style: solid; background-color: #fff; padding: 15px 10px 14px;border-bottom: 1px solid rgb(221, 221, 226);">
<label style="color: #27368f; cursor: pointer; font-size: 15px; font-weight: 700;">
<input type="checkbox" id="checkbox-5444d32e-2815-4258-964c-b9690d4ccb94" class="sub_group" style="margin-right: 4px;">
<input type="hidden" name="{% form_field_name :subscription_group 5444d32e-2815-4258-964c-b9690d4ccb94 %}" id="value-5444d32e-2815-4258-964c-b9690d4ccb94" />
Sub Group 3
</label>
<p class="subscription-group" style="font-size: 13px; line-height: 1.4em; min-height: 20px; padding-right: 20px; margin: 0 0 3px 23px;">
</p>
</div>
</div>
<div class="unsub-all" style="cursor: pointer; font-size: 13px; margin-bottom: 20px" align="center">
<label>
<input type="checkbox" id="checkbox-global" />
<input
type="hidden"
id="value-global"
name="{% form_field_name :email_global_state %}"
/>
<i> Unsubscribe from all of the above types of emails </i>
</label>
</div>
<div>
<input
class="save"
type="submit"
value="Save"
style="
background-color: rgb(71, 204, 163);
color: #fff;
cursor: pointer;
display: block;
font-size: 16px;
text-align: center;
text-decoration: none;
width: 200px;
margin: 0 auto 20px;
padding: 12px;
border-style: none;
"
/>
</div>
</form>
</div>
</div>
</body>
</html>
New Stuff!