Not able to transfer all playlists (character issues)

[shillshocked]

Creating in Google Music... Traceback (most recent call last):
File "/usr/bin/pyportify-copyall", line 11, in
sys.exit(main())
File "/usr/lib/python3.6/site-packages/pyportify/copy_all.py", line 61, in main
loop.run_until_complete(start())
File "/usr/lib/python3.6/asyncio/base_events.py", line 467, in run_until_complete
return future.result()
File "/usr/lib/python3.6/site-packages/pyportify/copy_all.py", line 55, in start
await app.transfer_playlists(None, s, g, playlists)
File "/usr/lib/python3.6/site-packages/pyportify/app.py", line 158, in transfer_playlists
playlist_id = await g.create_playlist(name)
File "/usr/lib/python3.6/site-packages/pyportify/google.py", line 72, in create_playlist
{"mutations": mutations})
File "/usr/lib/python3.6/site-packages/pyportify/google.py", line 112, in _http_post
ret = await res.json()
File "/usr/lib/python3.6/site-packages/aiohttp/client_reqrep.py", line 795, in json
headers=self.headers)
aiohttp.client_exceptions.ContentTypeError: 0, message='Attempt to decode JSON with unexpected mimetype: text/html; charset=utf-8'