close, but not getting session token properly.

Ajera-ListProjects.ps1

@@ -3,25 +3,60 @@ https://help.deltek.com/Product/Ajera/api/projects.html#messages-api-endpoint-po
 
 
 #>
+$MPE_Ajera_URI = "https://192.168.2.19/ajera/AjeraAPI.ashx"
+$Headers = @{
+    'Content-Type' = 'application/json'
+    Accept         = 'application/json'
+}
+function Connect-Ajera {
+
+    $Session_Body = @{
+        Method           = "CreateAPISession"
+        Username         = "MMIntegration"
+        Password         = "DeluxeMXD74!"
+        APIVersion       = 2
+        UseSessionCookie = $false
+    } | ConvertTo-Json
 
 
-$MPE_Ajera_URI = "https://ajera.mpe.ca/ajera/AjeraAPI.ashx"
-$MPE_Ajera_API_Token = 
+
+    $session_token_URI = $MPE_Ajera_URI + '?' + $MPE_Ajera_API_Token
+    $Session_token = Invoke-WebRequest -Uri $session_token_URI -Method Post -Body $Session_Body -Headers $Headers -SkipCertificateCheck
+
+    return $Session_token
+}
+
+function Disconnect-Ajera {
+    param (
+        $Token_to_Kill  
+    )
+    $Session_Body = @{
+        Method       = "EndAPISession"
+        SessionToken = $Token_to_Kill
+    } | ConvertTo-Json
+
+
+    Invoke-WebRequest $MPE_Ajera_URI -Headers $Headers -Body $Session_Body -SkipCertificateCheck
+}
+
+
+if (!($APIKey)) {
+    # get session api key if not already loaded
+    $Session = Connect-Ajera
+    $APIKey = ($Session.Content | ConvertFrom-Json).UsageKey
+}
+
+$API_URI = $MPE_Ajera_URI + '?' + $APIKey
 
 
 $req_body = @{
-    Method          = 'ListProjects'
-    SessionToken    = ''
+    Method          = 'GetProjects'
+    SessionToken    = $APIKey
     MethodArguments = @{
         FilterByStatus = '["Active", "Hold"]'
-        FilterByCompany              = '[1]'
-        FilterByNameLike             = "Description"
-        FilterByDescriptionLike      = "Project Description"
-        FilterByDescriptionEquals    = "Project Description"
-        FilterByIDLike               = "03-M4"
-        FilterByProjectType          = '[1, null]'
-        FilterBySyncToCRM            = '[true]'
-        FilterByEarliestModifiedDate = "2015-03-11"
-        FilterByLatestModifiedDate   = "2015-03-11"
-    }
     }
+} | ConvertTo-Json
+
+
+$resp = Invoke-WebRequest -Uri $API_URI -Headers $Headers -Body $req_body -Method Post -SkipCertificateCheck
+