{
  "manageEntity": {
    "action": "Create",
    "entityId": "571007114",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":571007114,\"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": "0xf892449439b58c58de12ff91ea79f01bc0a808883fd011178f4ec9ec4c264076",
    "signature": "0xc3f5a5a57f76b4932a8ed9c44e87d36b1433bfd406633c33dc3ce3a194abb0e9275c6d33fccc9594fd05a3a5c51fa1818ce5644e0de22d87ca68574223e6d6c41c",
    "signer": "0xe62fb04C802261ED8A960eDA707cf5636AA369D7",
    "userId": "271471684"
  }
}