Nav- Below is the example code which is working and giving response in JSON format.
<?php
$curl = curl_init();
curl_setopt_array($curl, array(
CURLOPT_URL => "https://api.lithium.com/lsi-data/v1/data/export/community/******/?fromDate=20180101&toDate=201801020100&fields=conversation.uid,conversation.title,action.weight,message.type,message.is_topic",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => array(
"accept: application/json",
"authorization: Basic ***************",
"client-id: ****************"
),
));
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}