UnsubscribeTag (RT Unified) - WinCC Unified

WinCC Unified Open Pipe (RT Unified)

ft:publication_title
WinCC Unified Open Pipe (RT Unified)
Product
WinCC Unified
Version
V20
Publication date
06/2025
Language
en-US
UnsubscribeTag

Description

The "UnsubscribeTag" command unsubscribes a tag from monitoring that was started with the cookie transferred in the call of "SubscribeTag".

Request

{"Message":"UnsubscribeTag","ClientCookie":"<Cookie>"}

For example:

{"Message":"UnsubscribeTag","ClientCookie":"mySubscription1"}

Response

OnSuccess

{"Message":"NotifyUnsubscribeTag","ClientCookie":"<Cookie>"}

For example:

{"Message":"NotifyUnsubscribeTag","ClientCookie":"mySubscription1"}

OnError

{"Message":"ErrorUnsubscribeTag", "ErrorCode":<Value>, "ErrorDescription":"<Error text>", "ClientCookie":"Cookie"}

For example:

{"Message":"ErrorUnsubscribeTag", "ErrorCode":-2147483621, "ErrorDescription":"Subscription could not be closed", "ClientCookie":"mySubscription1"}