{
  "manageEntity": {
    "action": "Create",
    "entityId": "863070713",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":863070713,\"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": "0x64d7bb8473e799a7eeb814c667aee9dbe477fb8c475743c7edcb85a7406831c7",
    "signature": "0xbee88630af619c7a12c9a9987bbd6f41b327498a2e61f5d95a24116a82487a842e6895b437df0a6e83492092bf23f0416581d60240025b75a42cd7374f5edf761c",
    "signer": "0xF3f580024E1143590C5BFFD58db5e0Ad68481f66",
    "userId": "396106"
  }
}