Reading and writing to Json

Question

I have the following Json.

In the Json i want to read connectString and MetadataUrl in my C# app and write those values back to json with some other text.

{

"DBConnection": {

"connections": [

{

"connectString": "Server=(localdb)\\MSSQLLOCALDB;Initial Catalog=Test;",

"Region": "India",

}

],

},"Myapp": {

"RequestTimeoutAfterXHours": 24,

"TestIdSettings": [

{

"MetadataUrl": "http://localhost/Myapp/.well-known",

"Audience": "http://testurl.com"

}

]

},

"AllowedHosts": "*"

}