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curl -X POST -H "Content-Type: application/json" -d '{"data": ["data:image/jpeg;base64,/9j/4AAQSkZJRgABAQEAAAAAAAD/2wBDAAoHCAkIBgoJCAkLCwoMDxkQDw4ODx8WFxIZJCAmJiQgIyIoLToxKCs2KyIjMkQzNjs9QEFAJzBHTEY/Szo/QD7/2wBDAQsLCw8NDx0QEB0+KSMpPj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj4+Pj7/xAAfAAABBQEBAQEBAQAAAAAAAAAAAQIDBAUGBwgJCgv/xAC1EAACAQMDAgQDBQUEBAAAAX0BAgMABBEFEiExQQYTUWEHInEUMoGRoQgjQrHBFVLR8CQzYnKCCQoWFxgZGiUmJygpKjQ1Njc4OTpDREVGR0hJSlNUVVZXWFlaY2RlZmdoaWpzdHV2d3h5eoOEhYaHiImKkpOUlZaXmJmaoqOkpaanqKmqsrO0tba3uLm6wsPExcbHyMnK0tPU1dbX2Nna4eLj5OXm5+jp6vHy8/T19vf4+fr/xAAfAQADAQEBAQEBAQEBAAAAAAAAAQIDBAUGBwgJCgv/xAC1EQACAQIEBAMEBwUEBAABAncAAQIDEQQFITEGEkFRB2FxEyIygQgUQpGhscEJIzNS8BVictEKFiQ04SXxFxgZGiYnKCkqNTY3ODk6Q0RFRkdISUpTVFVWV1hZWmNkZWZnaGlqc3R1dnd4eXqCg4SFhoeIiYqSk5SVlpeYmZqio6Slpqeoqaqys7S1tre4ubrCw8TFxsfIycrS09TV1tfY2dri4+Tl5ufo6ery8/T19vf4+fr/wAARCADwAUADASEAAhEBAxEB/9oADAMBAAIRAxEAPwDy5M4x3pXX5c1vKNndDvoRKPWp+/y96ynfYcY9QI7bRn601+OpqXde6V11IOetHWrjZWE2O/izRQ9ShONwpNvvS1SJeod6QdOapPoKwfjS
import '/backend/api_requests/api_calls.dart';
import '/flutter_flow/flutter_flow_animations.dart';
import '/flutter_flow/flutter_flow_theme.dart';
import '/flutter_flow/flutter_flow_util.dart';
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter_animate/flutter_animate.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:percent_indicator/percent_indicator.dart';
import 'package:provider/provider.dart';
import tkinter as tk
from tkinter import messagebox
import re
def playfair_encrypt(plainText, key):
# Remove non-alphabetic characters from plaintext and key
plainText = re.sub("[^a-z]", "", plainText.lower().replace('j', 'i'))
key = re.sub("[^a-z]", "", key.lower().replace('j', 'i'))
# Check if plaintext and key are empty after removing non-alphabetic characters
pip install tf-nightly
omar@ubuntu-s-4vcpu-8gb-fra1-01:~/call-booking-application/user-api$ npm start
> user-api@1.0.0 start
> node server.js
Server started on PORT 1004
events.js:291
throw er; // Unhandled 'error' event
^