Invalid feature or feature not enabled while Ticket creation in Freshdesk Custom App in admin

Hi Team

I am getting this Invalid feature or feature not enabled when trying to create ticket from freshdesk custom app.

My ticket creation part is -

app.js file
async function createFreshdeskTicketFromCall() {

try {
const payload = {
// some code
};

const response = await client.request.invokeTemplate(“createTicket”, {
json: payload
});

console.log(“:ticket: Ticket created successfully:”, response);

} catch (error) {
console.error(“:cross_mark: Ticket creation failed:”, error);
console.error(“Full error:”, error.response || error);
alert(“Failed to create ticket in Freshdesk”);
}
}

I have also used client.request.invoke but not working

Also see my manifest.json -
{

“platform-version”: “2.3”,

“product”: {

"freshdesk": {

  "location": {

    "cti_global_sidebar": {

      "url": "index.html",

      "icon": "icon.svg"

    }

  }

}

},

“engines”: {

"node": "18.12.0",

"fdk": "9.7.2"

},

“permissions”: {

"ticket": {

  "create": true

},

"freshdesk_api": true

},

“requests”: {

"createTicket": {

  "url": "https://{{domain}}.freshdesk.com/api/v2/tickets",

  "method": "POST",

  "headers": {

    "Content-Type": "application/json"

  }

}

}

}