# message_template_components_update webhook reference | Developer Documentation

<div id="bkmrk-message_template_com">## message\_template\_components\_update webhook reference

<div><span>Updated: Nov 14, 2025</span></div><div>This reference describes trigger events and payload contents for the WhatsApp Business Account `message_template_components_update` webhook.</div><div>The **message\_template\_components\_update** webhook notifies you of changes to a template's components.</div><div id="bkmrk-triggers"><div id="bkmrk-triggers-1"><div>### Triggers

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<span>A template is edited.</span><div id="bkmrk-parameters"><div id="bkmrk-parameters-1"><div>### Parameters

</div></div></div><div><table style="width:100%;table-layout:fixed;"><thead><tr><th style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;width:28%;overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><span>Placeholder </span></th><th style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;width:47%;overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><span>Description </span></th><th style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;width:25%;overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><span>Example value </span></th></tr></thead><tbody><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<BUTTON_LABEL_TEXT>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Button label text.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`Email support`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<BUTTON_PHONE_NUMBER>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Button phone number.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`+15550783881`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<BUTTON_TYPE>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>[Button type](/books/meta-whatsapp/page/template-components-developer-documentation).</div><div>Values can include:</div>
<span>`CATALOG`</span><span>`COPY_CODE`</span><span>`EXTENSION`</span><span>`FLOW`, `MPM`</span><span>`ORDER_DETAILS`</span><span>`OTP`</span><span>`PHONE_NUMBER`</span><span>`POSTBACK`</span><span>`REMINDER`</span><span>`SEND_LOCATION`</span><span>`SPM`</span><span>`QUICK_REPLY`</span><span>`URL`</span><span>`VOICE_CALL`</span></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`URL`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<BUTTON_URL>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Button URL.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`https://www.luckyshrub.com/support`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<TEMPLATE_BODY_TEXT>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Template body text.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`Thank you for your order, {{1}}! Your order number is {{2}}. If you have any questions, contact support using the buttons below. Thanks again!`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<TEMPLATE_FOOTER_TEXT>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Template footer text.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`Lucky Shrub: the Succulent Specialists!`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<TEMPLATE_HEADER_TEXT>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Template header text.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`Your order is confirmed!`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<TEMPLATE_ID>`</div><div>*Integer*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Template ID.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`1315502779341834`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<TEMPLATE_LANGUAGE_AND_LOCALE_CODE>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Template [language and locale](/books/meta-whatsapp/page/template-library-developer-documentation) code.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`en_US`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<TEMPLATE_NAME>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Template name.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`order_confirmation`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<WEBHOOK_TRIGGER_TIMESTAMP>`</div><div>*Integer*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>Unix timestamp indicating when the webhook was triggered.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`1739321024`</div></div></td></tr><tr><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`<WHATSAPP_BUSINESS_ACCOUNT_ID>`</div><div>*String*</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>WhatsApp Business Account ID.</div></div></td><td style="overflow-wrap:anywhere;word-break:break-word;vertical-align:top;"><div><div>`102290129340398`</div></div></td></tr></tbody></table>

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