public RequestInformation CreatePostRequestInformation(Extension body, Action<ExtensionsRequestBuilderPostRequestConfiguration> requestConfiguration = default) {
_ = body ?? throw new ArgumentNullException(nameof(body));
var requestInfo = new RequestInformation {
HttpMethod = Method.POST,
UrlTemplate = UrlTemplate,
PathParameters = PathParameters,
};
requestInfo.SetContentFromParsable(RequestAdapter, "application/json", body);
if (requestConfiguration != null) {
var requestConfig = new ExtensionsRequestBuilderPostRequestConfiguration();
requestConfiguration.Invoke(requestConfig);
requestInfo.AddRequestOptions(requestConfig.Options);
requestInfo.AddHeaders(requestConfig.Headers);
}
return requestInfo;
}
/// <summary>The collection of open extensions defined for the contact. Nullable.</summary>
