{
  "manageEntity": {
    "action": "Create",
    "entityId": "393922950",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":393922950,\"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": "0x04c9ccc5ef319ec376e679c8f6481ef7384c5b85624ce6431f2e383b2524a744",
    "signature": "0x02ca19898a546ea5dda8438b6b7b708e38f034115c82af317e8fa54dcd0bf01c1c2058c2e4b6f18a0037c3b2d240129911098ba87389aaa869db032407e7185f1b",
    "signer": "0xC2705569340ff0ca9662D089D4D9E81c0EB1d95c",
    "userId": "245353825"
  }
}