{
  "manageEntity": {
    "action": "Create",
    "entityId": "719541416",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":719541416,\"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": "0xe4eefcddb118313da68e8a31962eada4645b0b3a704f563363bce0fa1a997d05",
    "signature": "0x18fa5a256e58e5db39bac4d2705ea24f6aee2abeea712209ee45b7837ce308dc5f840089f21136d0b1f961f652d671c9a4fb0084ee5f64946fe6d8a6ddf6672a1b",
    "signer": "0xFcE2DBD1Ea8fE6458B6AFfb0a3b227e9b814DCe3",
    "userId": "952173584"
  }
}