{
  "manageEntity": {
    "action": "Create",
    "entityId": "1230045638",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1230045638,\"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": "0x8aabaa8d79c45b021cd355ed7516ee6773a899c33f8a7ae440b3155983b3879d",
    "signature": "0x0f766fa7bd107196b9f2e07275b772d67b01db20ff3210f43b8d475bc516821a7b1a4ddaa0fc2e8d22c0da7eee93386132286b1f0f9c79d6f7fddf62e7bd0bca1b",
    "signer": "0x3EFFF4df817177c0A8370597a286FB16Cd1DDd9E",
    "userId": "688850395"
  }
}