You don’t have to populate the whole create check request every time. In case you use templates, you can refer to a template and then omit certain fields which will be copied from the referred templates.

Here is an example of a very minimalistic create check call. In this case, there is a pre-defined template made by an administrator which holds a subject, language and the elements. The only thing that needs to be provided is the recipient and the way of sending the message.