{
  "manageEntity": {
    "action": "Create",
    "entityId": "918473908",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":918473908,\"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": "0xe02de503cc42bd2ce1bd578873c59335d80697baec410a10a5aca7e061d6b598",
    "signature": "0x04be8e475091dd003318e36c4db86525cd9ff5ab939f59b347382d8c1b56a25801ce0dfe832d7e172279f596409ffac7b44938e520d744ce7c8a346ed8cc70351b",
    "signer": "0x6272412539f880F10911D748C1e5A060E6370003",
    "userId": "766450791"
  }
}