code: public EmbeddedResponse getEmbeddedTemplateEditUrl(String templateId) throws HelloSignException {
          return getEmbeddedTemplateEditUrl(templateId, false, false, false);
      }
docs: Retrieves the necessary information to edit an embedded template.
  
  @param templateId String ID of the signature request to embed
  @return EmbeddedResponse
  @throws HelloSignException thrown if there's a problem processing the
  HTTP request or the JSON response.