{
  "manageEntity": {
    "action": "Create",
    "entityId": "2001830423",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2001830423,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x45852f8ead0a031360b6407755b742701ca795ed09edb3c1d00a512b6da0a9f2",
    "signature": "0x3f529c41b76923a66c8eb5cc098000d00e2620d141110bb11d138157d19bc904432dcd7535057e36c0d271edaecabca80f9a20c300a0d8f12c19be4cd16095911b",
    "signer": "0x2e16aEAD8DD93b4dB416EC8F6737547E2D945574",
    "userId": "599428901"
  }
}