//REQUEST
{
   'key'    => 'secretkey',
   'module' => 'contacts/funnels/emails/etc...',
   'method' => 'add/get/delete/etc..'
   'data'   => {
       'first_name' => '',
       'last_name'  => '',
       'email'      => '',
       'meta'       => {
          ''
       }
   }
}

//RESPONSE
{

    'success' => "true/false",
    'response' => {
        //data...
    }

}