(VB.NET) REST POST JSON using Gzip Content Encoding

Demonstrates how to send a JSON POST using the gzip Content-Encoding.

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' This requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' Use the online tool at https://tools.chilkat.io/Default.cshtml
' to generate the JSON code that creates this JSON:

' {
'     "lists": [
'         {
'             "id": "1511199999"
'         }
'     ],
'     "confirmed": false,
'     "email_addresses": [
'         {
'             "email_address": "support@chilkatsoft.com"
'         }
'     ],
'     "first_name": "Matt",
'     "last_name": "Smith"
' }
' 

Dim json As New Chilkat.JsonObject
json.UpdateString("lists[0].id","1511199999")
json.UpdateBool("confirmed",False)
json.UpdateString("email_addresses[0].email_address","support@chilkatsoft.com")
json.UpdateString("first_name","Matt")
json.UpdateString("last_name","Smith")


Dim rest As New Chilkat.Rest

Dim success As Boolean = rest.Connect("api.constantcontact.com",443,True,True)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


rest.AddHeader("Content-Type","application/json")
rest.AddHeader("Authorization","Bearer xxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx")

' Tell the server you'll accept only an application/json response.
rest.AddHeader("Accept","application/json")

' Indicate that we'll be sending the request body gzipped.
rest.AddHeader("Content-Encoding","gzip")

Dim sbReq As New Chilkat.StringBuilder
json.EmitSb(sbReq)

' Send the POST.
Dim sbResp As New Chilkat.StringBuilder
success = rest.FullRequestSb("POST","/v2/contacts?action_by=ACTION_BY_VISITOR&api_key=xxxxxxx",sbReq,sbResp)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


Debug.WriteLine("Response body:")
Debug.WriteLine(sbResp.GetAsString())

If (rest.ResponseStatusCode <> 200) Then
    Debug.WriteLine("Received error response code: " & rest.ResponseStatusCode)
    Exit Sub
End If


Dim jsonResp As New Chilkat.JsonObject
jsonResp.LoadSb(sbResp)

' Use the online tool at https://tools.chilkat.io/jsonParse.cshtml
' to generate the JSON code that parses the JSON response..