Use dynamic key.

Author: FireMasterK

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubePlaylistExtractor.java

@@ -31,6 +31,7 @@
 import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getClientVersion;
 import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getJsonResponse;
 import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getTextFromObject;
+import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getKey;
 import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getUrlFromNavigationEndpoint;
 import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getValidJsonResponseBody;
 import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.toJsonObject;
@@ -179,7 +180,7 @@ public String getSubChannelAvatarUrl() {
 
     @Nonnull
     @Override
-    public InfoItemsPage<StreamInfoItem> getInitialPage() {
+    public InfoItemsPage<StreamInfoItem> getInitialPage() throws IOException, ExtractionException {
         final StreamInfoItemsCollector collector = new StreamInfoItemsCollector(getServiceId());
         Page nextPage = null;
 
@@ -246,7 +247,7 @@ public InfoItemsPage<StreamInfoItem> getPage(final Page page) throws IOException
         return new InfoItemsPage<>(collector, getNextPageFrom(continuation));
     }
 
-    private Page getNextPageFrom(final JsonArray contents) {
+    private Page getNextPageFrom(final JsonArray contents) throws IOException, ExtractionException {
         if (isNullOrEmpty(contents)) {
             return null;
         }
@@ -259,7 +260,7 @@ private Page getNextPageFrom(final JsonArray contents) {
                     .getObject("continuationCommand")
                     .getString("token");
             return new Page(
-                    "https://www.youtube.com/youtubei/v1/browse?key=AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8",
+                    "https://www.youtube.com/youtubei/v1/browse?key=" + getKey(),
                     continuation);
         } else {
             return null;