{
  "manageEntity": {
    "action": "Create",
    "entityId": "1942920169",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1942920169,\"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": "0x66701d7edb711d7b0553f15c02218887198f2960e130963f8703c61aba6b265d",
    "signature": "0xcd749240964e94a934d6f7de1f71b80a17727e3174dd6cc55621b6aaff5f03040e50cabbcac02624981642b432e9436ff21033ad6cb532c3d4c24dc3d9592af31c",
    "signer": "0x962aEc41309826e7e7b27350abF51d62E19e0ee3",
    "userId": "88157628"
  }
}