Send Personalized SMS Message

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL,"https://insprl.com/api/sms/send-personalized-msg");
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_HTTPHEADER, array( 'Authorization: {CLIENT_KEY}'
));
curl_setopt($ch, CURLOPT_POSTFIELDS, 
http_build_query(
array(
   'client_id'	=> '{CLIENT_ID}',
   'sender_id'	=> '{6_CHAR_SENDER_ID}',
   'msgtype'	=> 'txn',
   'temp_id'	=> '17003589658545966',
   'personalized_field'	=> '["name","city","reg-id"]',
   'personalized_data'	=> '{"9591039100":{"name":"Suraj Jain","city":"Bangalore","reg-id":"RD 2393"},"8088948172":{"name":"SPRL Team","city":"Delhi","reg-id":"RD 7899"}}',
   'message'	=> 'Dear [~name~], Your registration ([~reg-id~]) is successfull at [~city~] branch.',
   'schedule_date' => '03-02-2020',
   'schedule_time' => '13:20',
   'unicode' => 0,
   'flash' => 0,
   'campaign_name' => 'Registration Camp - 0001'
)
));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$response = curl_exec($ch);
curl_close ($ch);

{
"code":"100",
"message":"success",
"data":{
   "batchid":"2392392933",
   "msg":"Your message has been sent to 5000 no(s).",
   "credit": 5000,
}
}