Merge pull request #286838 from sloanster/patch-23

Update call-context-web.md

Author: prmerger-automator[bot]

articles/communication-services/how-tos/calling-sdk/includes/call-context/call-context-web.md

@@ -6,6 +6,7 @@ ms.date: 09/13/2024
 ms.author: micahvivion
 ---
 
+
 ## Technical parameters
 The calling SDK supports adding up to 5 custom SIP headers and 1000 custom VOIP headers. Additionally, developers can include a dedicated User-To-User header as part of SIP headers list.
 
@@ -20,6 +21,7 @@ When adding these custom headers as a developer you can choose to add only SIP h
 > [!NOTE]
 > Currently, adding custom User-to-User Information headers is only supported when initiating a 1:1 call. Passing User-to-User Information headers in group calls is not currently supported. To work around this after starting the 1:1 call, you can include additional participants while maintaining the User-to-User Information within the calls. 
 
+For details othe custom context interface API, consult the [custom context API resource](/javascript/api/azure-communication-services/@azure/communication-calling/customcontext?view=azure-communication-services-js&preserve-view=true) page.
 
 ## Place a call with User-to-User Information (UUI) data