Returns Company Fundamental Data.

Retrieves FactSet Fundamental standardized data for specified securities. Use the ```/metrics``` endpoint to retrieve a full list of valid metrics or data items. The ```/fundamentals``` endpoint currently supports Long Running asynchronous requests up to **20 minutes** via batch parameter. Id limits are increased to 2000 ids per request when using batch capability. This 2000 id limit has been derived based on single metric for one day. This feature is available for all users.