{
  "manageEntity": {
    "action": "Create",
    "entityId": "1982855254",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1982855254,\"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": "0x657f671977649a29eb0a217bb961508782441a8972b61822f578fd641946a6d8",
    "signature": "0x20c1f41a55fcbf430236fcd64b2a24092695534ff4d6eefbb1b840b2f6522f1418189e05b11b5160faa46b4136e3503eb534895001496f12a2c875c0550bcdcf1b",
    "signer": "0xbB7C53987c1dBEC3d48F730aCC82a87A366c7114",
    "userId": "395503078"
  }
}