using System;

using Newtonsoft.Json;

using System.Text.RegularExpressions;

​

public class Program

{

    public static void Main()

    {

        //From : Ashish Wadekar

         string text = @"

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion1"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion2"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion3"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion4"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion5"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion6"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion7"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion8"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

.....inally{if(s)throw i}}return a}}(e,t)||xe(e,t)||we()}var Se=

JSON.parse('{""shortVersion9"":""v3.1.56""}')

,Ne=""data:image/png;base64,iVBORw0KGgoAAAANSUhEUgA

AASAAAAAqCAYAAAATb4ZSAAAACXBIWXMAAAsTAAALEw.....

";

    object obj= ExtractJsonFromText(text);

        Console.WriteLine(Convert.ToString(obj));

    }

       public static object ExtractJsonFromText(string mixedStrng)

        {

            string pattern = @"\(\'\{.*}\'\)";

            string str = null;

            foreach (Match match in Regex.Matches(mixedStrng, pattern, RegexOptions.Multiline))

            {

                if (match.Success && match.Groups.Count > 0)

                {

​

                    str = str + Environment.NewLine + match;

                }

            }

​

            return str;

        }

}