FileNotFoundException in Mobiamo

[yogeshpaliyal]

Getting this when trying to use mobiano

Device config
Name : Xiomi note 5 pro
Android version: Pie

java.io.FileNotFoundException: https://api.paymentwall.com/api/price-points?mnc=70&ps=mobiamo&mobiamo_call_type=inapp&mcc=404&key=6581804f66d7f94c21321737920617e2
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.android.okhttp.internal.huc.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:251)
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.android.okhttp.internal.huc.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:210)
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.android.okhttp.internal.huc.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:26)
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.paymentwall.pwunifiedsdk.mobiamo.core.MobiamoPayment.createGetByHttpURLConnection(MobiamoPayment.java:561)
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.paymentwall.pwunifiedsdk.mobiamo.core.MobiamoPayment.access$1400(MobiamoPayment.java:33)
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.paymentwall.pwunifiedsdk.mobiamo.core.MobiamoPayment$GetPricePointAsyncTask.doInBackground(MobiamoPayment.java:397)
2019-09-04 18:22:37.972 23530-23624/com.example.mobiamotesting W/System.err: at com.paymentwall.pwunifiedsdk.mobiamo.core.MobiamoPayment$GetPricePointAsyncTask.doInBackground(MobiamoPayment.java:340)
2019-09-04 18:22:37.973 23530-23624/com.example.mobiamotesting W/System.err: at android.os.AsyncTask$2.call(AsyncTask.java:333)
2019-09-04 18:22:37.973 23530-23624/com.example.mobiamotesting W/System.err: at java.util.concurrent.FutureTask.run(FutureTask.java:266)
2019-09-04 18:22:37.973 23530-23624/com.example.mobiamotesting W/System.err: at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:245)
2019-09-04 18:22:37.973 23530-23624/com.example.mobiamotesting W/System.err: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
2019-09-04 18:22:37.973 23530-23624/com.example.mobiamotesting W/System.err: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
2019-09-04 18:22:37.973 23530-23624/com.example.mobiamotesting W/System.err: at java.lang.Thread.run(Thread.java:764)