diff --git a/public-api/.helm/values.yaml b/public-api/.helm/values.yaml
index f27c0e56..0a159c83 100644
--- a/public-api/.helm/values.yaml
+++ b/public-api/.helm/values.yaml
@@ -23,7 +23,7 @@ podSecurityContext:
   supplementalGroups: []
 env:
   - name: AUTH_API_URL
-    value: '{{ printf "%s://auth-api:9000" (include "common.cs.http-scheme" .) }}'
+    value: '{{ printf "%s://auth-center:9000" (include "common.cs.http-scheme" .) }}'
   - name: POLICY_ENFORCER_GRPC_ADDR
     value: "policy-enforcer:8000"
   - name: HISTORY_API_GRPC_ADDR
diff --git a/public-api/pkg/client/auth_api.go b/public-api/pkg/client/auth_api.go
index 733f1c9d..390f1ea3 100644
--- a/public-api/pkg/client/auth_api.go
+++ b/public-api/pkg/client/auth_api.go
@@ -41,14 +41,14 @@ type AuthAPI struct {
 }
 
 type AuthAPIUser struct {
-	Email                 *string      `json:"email"`
-	RoleID                string       `json:"role_id"`
-	MappingRoleID         *string      `json:"mapping_role_id"`
-	ID                    string       `json:"id"`
-	Username              string       `json:"username"`
-	Role                  AuthAPIRole  `json:"role"`
-	AuthType              string       `json:"auth_type"`
-	LastPasswordChangedAt jwt.JSONTime `json:"last_password_changed_at"`
+	Email                 *string     `json:"email"`
+	RoleID                string      `json:"role_id"`
+	MappingRoleID         *string     `json:"mapping_role_id"`
+	ID                    string      `json:"id"`
+	Username              string      `json:"username"`
+	Role                  AuthAPIRole `json:"role"`
+	AuthType              string      `json:"auth_type"`
+	LastPasswordChangedAt string      `json:"last_password_changed_at"`
 }
 
 type AuthAPIRole struct {
diff --git a/public-api/pkg/service/constructor/rule.go b/public-api/pkg/service/constructor/rule.go
index 512d590c..ca5f19c3 100644
--- a/public-api/pkg/service/constructor/rule.go
+++ b/public-api/pkg/service/constructor/rule.go
@@ -15,6 +15,17 @@ import (
 	"google.golang.org/protobuf/encoding/protojson"
 )
 
+// unmarshalOptions returns a protojson.UnmarshalOptions configuration
+// necessary for correctly parsing protojson and ignoring unknown fields.
+// It enables the DiscardUnknown option so that missing fields are simply
+// ignored during unmarshaling, ensuring that the parsing process does not
+// fail due to unexpected fields.
+func unmarshalOptions() protojson.UnmarshalOptions {
+	return protojson.UnmarshalOptions{
+		DiscardUnknown: true,
+	}
+}
+
 func RuleCreate(svc service.Rule) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		body, err := io.ReadAll(r.Body)
@@ -25,7 +36,7 @@ func RuleCreate(svc service.Rule) http.Handler {
 		}
 
 		req := &enf_api.Rule{}
-		if err = protojson.Unmarshal(body, req); err != nil {
+		if err = unmarshalOptions().Unmarshal(body, req); err != nil {
 			status := status.New(codes.InvalidArgument, err.Error())
 			handler.StatusJSONResp(w, status)
 			return
@@ -133,7 +144,7 @@ func RuleUpdate(svc service.Rule) http.Handler {
 		}
 
 		req := &enf_api.Rule{}
-		if err = protojson.Unmarshal(body, req); err != nil {
+		if err = unmarshalOptions().Unmarshal(body, req); err != nil {
 			handler.StatusJSONResp(w, status.New(codes.InvalidArgument, err.Error()))
 			return
 		}