{
  "manageEntity": {
    "action": "Create",
    "entityId": "1040098288",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1040098288,\"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": "0x9d17c759340bbde1b2b9ca456605108a823ac3cafda8c5b00a985f5a5637b75f",
    "signature": "0x2c488317ccc7d09a738c64881333a688a8aa8c2030caf917c4547f15845785021411ca8c867a8d8ea81e73b36a3a31a7a679334e69c6b0637cf41db98631b3421c",
    "signer": "0xeAeC84d46E38F75c8216e3037a11fc41D98346fD",
    "userId": "179898534"
  }
}