[redbulltv] fix embed data extraction(closes #28770)

diff --git a/youtube_dl/extractor/redbulltv.py b/youtube_dl/extractor/redbulltv.py
index 3aae79f5da2a0717c44991130738cfce00760c6b..6d000b37290a6fa1b5e2cd4abf5380e6306c997b 100644 (file)
--- a/youtube_dl/extractor/redbulltv.py
+++ b/youtube_dl/extractor/redbulltv.py
@@ -133,8 +133,10 @@ class RedBullEmbedIE(RedBullTVIE):
         rrn_id = self._match_id(url)
         asset_id = self._download_json(
             'https://edge-graphql.crepo-production.redbullaws.com/v1/graphql',
-            rrn_id, headers={'API-KEY': 'e90a1ff11335423998b100c929ecc866'},
-            query={
+            rrn_id, headers={
+                'Accept': 'application/json',
+                'API-KEY': 'e90a1ff11335423998b100c929ecc866',
+            }, query={
                 'query': '''{
   resource(id: "%s", enforceGeoBlocking: false) {
     %s