templating added

SOL002/VNFIndicator-API/Subscriptions.robot

@@ -217,7 +217,8 @@ Send Post Request for VNF Indicator Subscription
     Log    Trying to create a new subscription
     Set Headers    {"Accept": "${ACCEPT_JSON}"}
     Set Headers    {"Content-Type": "${CONTENT_TYPE_JSON}"}
-    ${body}=    Get File    jsons/subscriptions.json
+    ${template}=    Get File    jsons/subscriptions.json
+    ${body}=        Format String   ${template}     callback_uri=${callback_uri}    callback_endpoint=${callback_endpoint}
     Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization": "${AUTHORIZATION}"}
     POST    ${apiRoot}/${apiName}/${apiVersion}/subscriptions    ${body}
     ${output}=    Output    response

SOL002/VNFIndicator-API/jsons/subscriptions.json

-{
-	"callbackUri": "http://127.0.0.1/subscribe"
-}
\ No newline at end of file
+{{
+	"callbackUri": "{callback_uri}{callback_endpoint}"
+}}
\ No newline at end of file