listTemplateParameters()
Overview
public array function listTemplateParameters(
      required string template
)
Returns an array of configurable parameters for the given system email template. Each item in the array is a struct with the keys, id, title, description and required. The array is sorted by title.
Arguments
| Name | Type | Required | Description | 
|---|---|---|---|
| template | string | Yes | ID of the template whose parameters you wish to get |