method: Request.PostDataJSON
- returns: <[null]|[JsonElement]>
Returns parsed request's body for form-urlencoded and JSON as a fallback if any.
When the response is application/x-www-form-urlencoded then a key/value object of the values will be returned.
Otherwise it will be parsed as JSON.
param: BrowserContext.waitForPage.action = %%-csharp-wait-for-event-action-%%
param: Frame.waitForNavigation.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForConsoleMessage.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForDownload.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForFileChooser.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForRequestFinished.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForNavigation.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForWebSocket.action = %%-csharp-wait-for-event-action-%%
param: Page.waitForWorker.action = %%-csharp-wait-for-event-action-%%
