{
  "manageEntity": {
    "action": "Create",
    "entityId": "1758543716",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1758543716,\"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": "0x0d2646e84395f66b8004246f414cea58fcdd02bfaacf1928edce4e3912a8ae4c",
    "signature": "0x8fee389232ffedc72e9a89c4e924bb77b094a1b87ed43569ffb466f1634a387967c068b5058011f517c374770c6a88dbd8df7af3b665bd6255eeae261d5fae1f1c",
    "signer": "0xbcF27CD259a120e92577BC7a7EB95670b3A0E2fA",
    "userId": "105402635"
  }
}