{
  "manageEntity": {
    "action": "Create",
    "entityId": "529193814",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":529193814,\"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": "0x14a2f77ffc574db243856f3c704263f33f0a8745e348b6a5538e62e41b4f9621",
    "signature": "0x10387feb3a6f2fd9443564ae8401ac68b9868a2343022d0ad7d0ff0a85bc8f56527387ee2b8824db28e28b0dd19eec57e06d4362f3b9e7dfc7e910ff16ed90421c",
    "signer": "0xbcF27CD259a120e92577BC7a7EB95670b3A0E2fA",
    "userId": "105402635"
  }
}