Android Question How to Set Headers in Okhttputils2?

Public Sub PostJSON (Link As String, Text As String)

    req.InitializePost2 (Link, Text.GetBytes ("UTF8"))
    req.SetContentType ("application/json")
    CallSubDelayed2 (HttpUtils2Service, "SubmitJob", Me)

End Sub

Public Sub PutJSONString (Link As String, Text As String)

    PutBytes (Link, Text.GetBytes ("UTF8"))
    req.SetContentType ("application/json")

End Sub

    Dim httpjobInstance                                                         As HttpJob

   httpjobInstance.Initialize ("", Me)
   httpjobInstance.PostJSON (<http-address>, stringJSON)
   httpjobInstance.GetRequest.SetHeader ("Authorization", "Bearer " & stringLoginAccessToken)

j.Download(...) '<--- after the call to Download or PostString...
j.GetRequest.SetContentType(...)