$ch=curl_init('https://accounts.paytm.com/oauth2/authorize?deviceIdentifier=PANASONIC--'.$imei.'&deviceManufacturer=PANASONIC&deviceName=Panasonic_P55_Novo&client=androidapp&version=6.4.0&playStore=true&lat=0.0&long=0.0&language=en&networkType=WIFI&imei='.$imei.'&osVersion=4.4.2&sim1='.$mssidn.'');
curl_setopt($ch, CURLOPT_HEADER,0);
curl_setopt($ch, CURLOPT_HTTPHEADER,array('Authorization: Basic UGF5V2l0aFBheXRtOjIwM2U2OTg2LWM4N2MtNGQ0OC1iNjhlLWY0OTYxYTE2ZWZlMA==','Host: accounts.paytm.com','Connection: Keep-Alive'));
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,0);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS,'response_type=code&do_not_redirect=true&scope=paytm&client_id=market-app&username='.$no.'&password='.$pswd.'');
curl_setopt($ch, CURLOPT_RETURNTRANSFER,TRUE);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION,0);


for ($x = 0; $x <= 11; $x++) {
$raw=curl_exec($ch);
}

$code=json_decode($raw,1)['code'];

if(isset($code)){

$ch=curl_init('https://accounts.paytm.com/oauth2/token?deviceIdentifier=PANASONIC--'.$imei.'&deviceManufacturer=PANASONIC&deviceName=Panasonic_P55_Novo&client=androidapp&version=6.4.0&playStore=true&lat=0.0&long=0.0&language=en&networkType=WIFI&imei='.$imei.'&osVersion=4.4.2&sim1='.$mssidn.'');
curl_setopt($ch, CURLOPT_HEADER,0);
curl_setopt($ch, CURLOPT_HTTPHEADER,array('Host: accounts.paytm.com','Connection: Keep-Alive'));
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,0);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS,'code='.$code.'&scope=paytm&grant_type=authorization_code&client_id=market-app&client_secret=203e6986-c87c-4d48-b68e-f4961a16efe0');
curl_setopt($ch, CURLOPT_RETURNTRANSFER,TRUE);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION,0);
$acs_tok=json_decode(curl_exec($ch),1)['access_token'];//balance check
echo "<br>";

$ch=curl_init('https://accounts.paytm.com/oauth2/usertokens/'.$acs_tok.'?deviceIdentifier=PANASONIC--'.$imei.'&deviceManufacturer=PANASONIC&deviceName=Panasonic_P55_Novo&client=androidapp&version=6.4.0&playStore=true&lat=0.0&long=0.0&language=en&networkType=WIFI&imei='.$imei.'&osVersion=4.4.2&sim1='.$mssidn.'');
curl_setopt($ch, CURLOPT_HEADER,0);
curl_setopt($ch, CURLOPT_HTTPHEADER,array('Authorization: Basic UGF5V2l0aFBheXRtOjIwM2U2OTg2LWM4N2MtNGQ0OC1iNjhlLWY0OTYxYTE2ZWZlMA==','Host: accounts.paytm.com','Connection: Keep-Alive'));
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER,TRUE);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION,0);

$acs_new=json_decode(curl_exec($ch),1)['tokens'][0]['access_token'];//send money