Retrieves a list of members in your corporate instance . 
	 	   It is important to call /getCountOfMembersInInstance before this call to get member count first.
	 	   Requests have to be paged. pageSize cannot be more than 50. firstRec starts from zero.
	 	   
| Parameter | Type | Mandatory | 
| apiKey | string | yes | 
| instanceId | int | yes | 
| firstRec | int | yes | 
| pageSize | int | yes | 
error_reporting(E_ALL ^ E_WARNING ^ E_NOTICE ^ E_DEPRECATED); $curl = curl_init(); $url = "https://truthsift.com/api/getMembersInInstance/54-c874ab70/1/0/50"; curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); $response = curl_exec($curl); curl_close($curl); var_dump($response);