SOL005_59: "filter" parameter description added in GET "Subscriptions" (NF LCM)

src/SOL005/NSLifecycleManagement/NSLifecycleManagement.yaml

@@ -1461,6 +1461,16 @@ paths:
         functional block that invokes the method. It can be used e.g. for
         resynchronization after error situations.
       parameters:
+        - name: filter
+          in: query
+          required: false
+          type: string
+          description: >
+            Attribute-based filtering expression according to clause 4.3.2.
+            The NFVO shall support receiving this parameter as part of the URI query string.
+            The OSS/BSS may supply this parameter.
+            All attribute names that appear in the LccnSubscription and in data types 
+            referenced from it shall be supported by the NFVO in the filter expression.
         - name: nextpage_opaque_marker
           in: query
           description: >