diff --git a/src/components/admin/ErrorDetailsModal.tsx b/src/components/admin/ErrorDetailsModal.tsx
index e6cfb519..1185dcf1 100644
--- a/src/components/admin/ErrorDetailsModal.tsx
+++ b/src/components/admin/ErrorDetailsModal.tsx
@@ -10,8 +10,8 @@ interface Breadcrumb {
   timestamp: string;
   category: string;
   message: string;
-  level: string;
-  data?: Record<string, unknown>;
+  level?: string;
+  sequence_order?: number;
 }
 
 interface ErrorDetails {
@@ -25,7 +25,7 @@ interface ErrorDetails {
   status_code: number;
   duration_ms: number;
   user_id?: string;
-  breadcrumbs?: Breadcrumb[];
+  request_breadcrumbs?: Breadcrumb[];
   environment_context?: Record<string, unknown>;
 }
 
@@ -146,26 +146,26 @@ ${error.error_stack ? `Stack Trace:\n${error.error_stack}` : ''}
           </TabsContent>
 
           <TabsContent value="breadcrumbs">
-            {error.breadcrumbs && error.breadcrumbs.length > 0 ? (
+            {error.request_breadcrumbs && error.request_breadcrumbs.length > 0 ? (
               <div className="space-y-2">
-                {error.breadcrumbs.map((crumb, index) => (
-                  <div key={index} className="border-l-2 border-primary pl-4 py-2">
-                    <div className="flex items-center gap-2 mb-1">
-                      <Badge variant="outline" className="text-xs">
-                        {crumb.category}
-                      </Badge>
-                      <span className="text-xs text-muted-foreground">
-                        {format(new Date(crumb.timestamp), 'HH:mm:ss.SSS')}
-                      </span>
+                {error.request_breadcrumbs
+                  .sort((a, b) => (a.sequence_order || 0) - (b.sequence_order || 0))
+                  .map((crumb, index) => (
+                    <div key={index} className="border-l-2 border-primary pl-4 py-2">
+                      <div className="flex items-center gap-2 mb-1">
+                        <Badge variant="outline" className="text-xs">
+                          {crumb.category}
+                        </Badge>
+                        <Badge variant={crumb.level === 'error' ? 'destructive' : 'secondary'} className="text-xs">
+                          {crumb.level || 'info'}
+                        </Badge>
+                        <span className="text-xs text-muted-foreground">
+                          {format(new Date(crumb.timestamp), 'HH:mm:ss.SSS')}
+                        </span>
+                      </div>
+                      <p className="text-sm">{crumb.message}</p>
                     </div>
-                    <p className="text-sm">{crumb.message}</p>
-                    {crumb.data && (
-                      <pre className="text-xs text-muted-foreground mt-1">
-                        {JSON.stringify(crumb.data, null, 2)}
-                      </pre>
-                    )}
-                  </div>
-                ))}
+                  ))}
               </div>
             ) : (
               <p className="text-muted-foreground">No breadcrumbs recorded</p>
diff --git a/src/components/admin/ProfileAuditLog.tsx b/src/components/admin/ProfileAuditLog.tsx
index 76a108ca..b6b2849c 100644
--- a/src/components/admin/ProfileAuditLog.tsx
+++ b/src/components/admin/ProfileAuditLog.tsx
@@ -8,8 +8,18 @@ import { format } from 'date-fns';
 import { handleError } from '@/lib/errorHandler';
 import { AuditLogEntry } from '@/types/database';
 
+interface ProfileChangeField {
+  field_name: string;
+  old_value: string | null;
+  new_value: string | null;
+}
+
+interface ProfileAuditLogWithChanges extends Omit<AuditLogEntry, 'changes'> {
+  profile_change_fields?: ProfileChangeField[];
+}
+
 export function ProfileAuditLog(): React.JSX.Element {
-  const [logs, setLogs] = useState<AuditLogEntry[]>([]);
+  const [logs, setLogs] = useState<ProfileAuditLogWithChanges[]>([]);
   const [loading, setLoading] = useState(true);
 
   useEffect(() => {
@@ -22,13 +32,18 @@ export function ProfileAuditLog(): React.JSX.Element {
         .from('profile_audit_log')
         .select(`
           *,
-          profiles!user_id(username, display_name)
+          profiles!user_id(username, display_name),
+          profile_change_fields(
+            field_name,
+            old_value,
+            new_value
+          )
         `)
         .order('created_at', { ascending: false })
         .limit(50);
 
       if (error) throw error;
-      setLogs((data || []) as AuditLogEntry[]);
+      setLogs((data || []) as ProfileAuditLogWithChanges[]);
     } catch (error: unknown) {
       handleError(error, { action: 'Load audit logs' });
     } finally {
@@ -71,7 +86,20 @@ export function ProfileAuditLog(): React.JSX.Element {
                   <Badge variant="secondary">{log.action}</Badge>
                 </TableCell>
                 <TableCell>
-                  <pre className="text-xs">{JSON.stringify(log.changes || {}, null, 2)}</pre>
+                  {log.profile_change_fields && log.profile_change_fields.length > 0 ? (
+                    <div className="space-y-1">
+                      {log.profile_change_fields.map((change, idx) => (
+                        <div key={idx} className="text-xs">
+                          <span className="font-medium">{change.field_name}:</span>{' '}
+                          <span className="text-muted-foreground">{change.old_value || 'null'}</span>
+                          {' → '}
+                          <span className="text-foreground">{change.new_value || 'null'}</span>
+                        </div>
+                      ))}
+                    </div>
+                  ) : (
+                    <span className="text-xs text-muted-foreground">No changes</span>
+                  )}
                 </TableCell>
                 <TableCell className="text-sm text-muted-foreground">
                   {format(new Date(log.created_at), 'PPpp')}
diff --git a/src/components/settings/DataExportTab.tsx b/src/components/settings/DataExportTab.tsx
index fd8303fa..46f71d81 100644
--- a/src/components/settings/DataExportTab.tsx
+++ b/src/components/settings/DataExportTab.tsx
@@ -99,7 +99,15 @@ export function DataExportTab() {
     try {
       const { data, error } = await supabase
         .from('profile_audit_log')
-        .select('id, action, changes, created_at, changed_by, ip_address_hash, user_agent')
+        .select(`
+          id, 
+          action, 
+          created_at, 
+          changed_by, 
+          ip_address_hash, 
+          user_agent,
+          profile_change_fields(field_name, old_value, new_value)
+        `)
         .eq('user_id', user.id)
         .order('created_at', { ascending: false })
         .limit(10);
@@ -115,15 +123,27 @@ export function DataExportTab() {
       }
 
       // Transform the data to match our type
-      const activityData: ActivityLogEntry[] = (data || []).map(item => ({
-        id: item.id,
-        action: item.action,
-        changes: item.changes as Record<string, any>,
-        created_at: item.created_at,
-        changed_by: item.changed_by,
-        ip_address_hash: item.ip_address_hash || undefined,
-        user_agent: item.user_agent || undefined
-      }));
+      const activityData: ActivityLogEntry[] = (data || []).map(item => {
+        const changes: Record<string, any> = {};
+        if (item.profile_change_fields) {
+          for (const field of item.profile_change_fields) {
+            changes[field.field_name] = {
+              old: field.old_value,
+              new: field.new_value
+            };
+          }
+        }
+        
+        return {
+          id: item.id,
+          action: item.action,
+          changes,
+          created_at: item.created_at,
+          changed_by: item.changed_by,
+          ip_address_hash: item.ip_address_hash || undefined,
+          user_agent: item.user_agent || undefined
+        };
+      });
 
       setRecentActivity(activityData);
 
diff --git a/src/hooks/moderation/useRealtimeSubscriptions.ts b/src/hooks/moderation/useRealtimeSubscriptions.ts
index 533491dd..936d0e29 100644
--- a/src/hooks/moderation/useRealtimeSubscriptions.ts
+++ b/src/hooks/moderation/useRealtimeSubscriptions.ts
@@ -154,13 +154,18 @@ export function useRealtimeSubscriptions(
     const { data: submission, error } = await supabase
       .from('content_submissions')
       .select(`
-        id, submission_type, status, content, created_at, user_id,
+        id, submission_type, status, created_at, user_id,
         reviewed_at, reviewer_id, reviewer_notes, escalated, assigned_to, locked_until,
         submission_items (
           id,
           item_type,
           item_data,
           status
+        ),
+        submission_metadata (
+          entity_id,
+          park_id,
+          ride_id
         )
       `)
       .eq('id', submissionId)
@@ -177,14 +182,18 @@ export function useRealtimeSubscriptions(
   /**
    * Resolve entity names for a submission
    */
-  const resolveEntityNames = useCallback(async (submission: { submission_type: string; content: Json }) => {
-    const content = submission.content as SubmissionContent;
-    let entityName = content?.name || 'Unknown';
+  const resolveEntityNames = useCallback(async (submission: { submission_type: string; submission_metadata?: any[] }) => {
+    // Get metadata
+    const metadata = Array.isArray(submission.submission_metadata) && submission.submission_metadata.length > 0
+      ? submission.submission_metadata[0]
+      : undefined;
+    
+    let entityName = 'Unknown';
     let parkName: string | undefined;
     
-    if (submission.submission_type === 'ride' && content?.entity_id) {
+    if (submission.submission_type === 'ride' && metadata?.entity_id) {
       // Try cache first
-      const cachedRide = entityCache.getCached('rides', content.entity_id);
+      const cachedRide = entityCache.getCached('rides', metadata.entity_id);
       if (cachedRide) {
         entityName = cachedRide.name;
         if (cachedRide.park_id) {
@@ -195,12 +204,12 @@ export function useRealtimeSubscriptions(
         const { data: ride } = await supabase
           .from('rides')
           .select('id, name, park_id')
-          .eq('id', content.entity_id)
+          .eq('id', metadata.entity_id)
           .maybeSingle();
         
         if (ride) {
           entityName = ride.name;
-          entityCache.setCached('rides', content.entity_id, ride);
+          entityCache.setCached('rides', metadata.entity_id, ride);
           
           if (ride.park_id) {
             const { data: park } = await supabase
@@ -216,36 +225,36 @@ export function useRealtimeSubscriptions(
           }
         }
       }
-    } else if (submission.submission_type === 'park' && content?.entity_id) {
-      const cachedPark = entityCache.getCached('parks', content.entity_id);
+    } else if (submission.submission_type === 'park' && metadata?.entity_id) {
+      const cachedPark = entityCache.getCached('parks', metadata.entity_id);
       if (cachedPark) {
         entityName = cachedPark.name;
       } else {
         const { data: park } = await supabase
           .from('parks')
           .select('id, name')
-          .eq('id', content.entity_id)
+          .eq('id', metadata.entity_id)
           .maybeSingle();
         
         if (park) {
           entityName = park.name;
-          entityCache.setCached('parks', content.entity_id, park);
+          entityCache.setCached('parks', metadata.entity_id, park);
         }
       }
-    } else if (['manufacturer', 'operator', 'designer', 'property_owner'].includes(submission.submission_type) && content?.entity_id) {
-      const cachedCompany = entityCache.getCached('companies', content.entity_id);
+    } else if (['manufacturer', 'operator', 'designer', 'property_owner'].includes(submission.submission_type) && metadata?.entity_id) {
+      const cachedCompany = entityCache.getCached('companies', metadata.entity_id);
       if (cachedCompany) {
         entityName = cachedCompany.name;
       } else {
         const { data: company } = await supabase
           .from('companies')
           .select('id, name')
-          .eq('id', content.entity_id)
+          .eq('id', metadata.entity_id)
           .maybeSingle();
         
         if (company) {
           entityName = company.name;
-          entityCache.setCached('companies', content.entity_id, company);
+          entityCache.setCached('companies', metadata.entity_id, company);
         }
       }
     }
diff --git a/src/lib/systemActivityService.ts b/src/lib/systemActivityService.ts
index 0a3c57f7..faf9b248 100644
--- a/src/lib/systemActivityService.ts
+++ b/src/lib/systemActivityService.ts
@@ -322,14 +322,30 @@ export async function fetchSystemActivities(
   }
 
   // Fetch admin audit log (admin actions)
+  // Note: Details are now in admin_audit_details table
   const { data: auditLogs, error: auditError } = await supabase
     .from('admin_audit_log')
-    .select('id, admin_user_id, target_user_id, action, details, created_at')
+    .select(`
+      id, 
+      admin_user_id, 
+      target_user_id, 
+      action, 
+      created_at,
+      admin_audit_details(detail_key, detail_value)
+    `)
     .order('created_at', { ascending: false })
     .limit(limit);
 
   if (!auditError && auditLogs) {
     for (const log of auditLogs) {
+      // Convert relational details back to object format
+      const details: Record<string, any> = {};
+      if (log.admin_audit_details) {
+        for (const detail of log.admin_audit_details as any[]) {
+          details[detail.detail_key] = detail.detail_value;
+        }
+      }
+      
       activities.push({
         id: log.id,
         type: 'admin_action',
@@ -339,16 +355,24 @@ export async function fetchSystemActivities(
         details: {
           action: log.action,
           target_user_id: log.target_user_id,
-          details: log.details,
+          details,
         } as AdminActionDetails,
       });
     }
   }
 
   // Fetch submission reviews (approved/rejected submissions)
+  // Note: Content is now in submission_metadata table, but entity_name is cached in view
   const { data: submissions, error: submissionsError } = await supabase
     .from('content_submissions')
-    .select('id, submission_type, status, reviewer_id, reviewed_at, content')
+    .select(`
+      id, 
+      submission_type, 
+      status, 
+      reviewer_id, 
+      reviewed_at,
+      submission_metadata(name)
+    `)
     .not('reviewed_at', 'is', null)
     .in('status', ['approved', 'rejected', 'partially_approved'])
     .order('reviewed_at', { ascending: false })
@@ -385,7 +409,12 @@ export async function fetchSystemActivities(
     );
 
     for (const submission of submissions) {
-      const contentData = submission.content as SubmissionContent;
+      // Get name from submission_metadata
+      const metadata = submission.submission_metadata as any;
+      const entityName = Array.isArray(metadata) && metadata.length > 0 
+        ? metadata[0]?.name 
+        : undefined;
+      
       const submissionItem = itemsMap.get(submission.id);
       const itemData = submissionItem?.item_data as any;
 
@@ -394,7 +423,7 @@ export async function fetchSystemActivities(
         submission_id: submission.id,
         submission_type: submission.submission_type,
         status: submission.status,
-        entity_name: contentData?.name,
+        entity_name: entityName,
       };
 
       // Enrich with photo-specific data for photo submissions
@@ -600,7 +629,14 @@ export async function fetchSystemActivities(
   // 3. User bans/unbans from admin audit log
   const { data: banActions, error: banError } = await supabase
     .from('admin_audit_log')
-    .select('id, admin_user_id, target_user_id, action, details, created_at')
+    .select(`
+      id, 
+      admin_user_id, 
+      target_user_id, 
+      action, 
+      created_at,
+      admin_audit_details(detail_key, detail_value)
+    `)
     .in('action', ['user_banned', 'user_unbanned'])
     .order('created_at', { ascending: false })
     .limit(limit);
@@ -608,6 +644,15 @@ export async function fetchSystemActivities(
   if (!banError && banActions) {
     for (const action of banActions) {
       const activityType = action.action === 'user_banned' ? 'user_banned' : 'user_unbanned';
+      
+      // Convert relational details back to object format
+      const details: Record<string, any> = {};
+      if (action.admin_audit_details) {
+        for (const detail of action.admin_audit_details as any[]) {
+          details[detail.detail_key] = detail.detail_value;
+        }
+      }
+      
       activities.push({
         id: action.id,
         type: activityType,
@@ -617,7 +662,7 @@ export async function fetchSystemActivities(
         details: {
           user_id: action.target_user_id,
           action: action.action === 'user_banned' ? 'banned' : 'unbanned',
-          reason: typeof action.details === 'object' && action.details && 'reason' in action.details ? String(action.details.reason) : undefined,
+          reason: details.reason,
         } as AccountLifecycleDetails,
       });
     }
diff --git a/src/pages/Profile.tsx b/src/pages/Profile.tsx
index 97dccbdd..6365d426 100644
--- a/src/pages/Profile.tsx
+++ b/src/pages/Profile.tsx
@@ -287,7 +287,13 @@ export default function Profile() {
       // Fetch last 10 submissions with enriched data
       let submissionsQuery = supabase
         .from('content_submissions')
-        .select('id, submission_type, content, status, created_at')
+        .select(`
+          id, 
+          submission_type, 
+          status, 
+          created_at,
+          submission_metadata(name)
+        `)
         .eq('user_id', userId)
         .order('created_at', { ascending: false })
         .limit(10);
@@ -305,6 +311,12 @@ export default function Profile() {
       const enrichedSubmissions = await Promise.all((submissions || []).map(async (sub) => {
         const enriched: any = { ...sub };
         
+        // Get name from submission_metadata
+        const metadata = sub.submission_metadata as any;
+        enriched.name = Array.isArray(metadata) && metadata.length > 0 
+          ? metadata[0]?.name 
+          : undefined;
+        
         // For photo submissions, get photo count and preview
         if (sub.submission_type === 'photo') {
           const { data: photoSubs } = await supabase
diff --git a/src/pages/admin/ErrorLookup.tsx b/src/pages/admin/ErrorLookup.tsx
index afa76aec..fd529636 100644
--- a/src/pages/admin/ErrorLookup.tsx
+++ b/src/pages/admin/ErrorLookup.tsx
@@ -24,7 +24,16 @@ export default function ErrorLookup() {
       // Search by partial or full request ID
       const { data, error } = await supabase
         .from('request_metadata')
-        .select('*')
+        .select(`
+          *,
+          request_breadcrumbs(
+            timestamp,
+            category,
+            message,
+            level,
+            sequence_order
+          )
+        `)
         .ilike('request_id', `${errorId}%`)
         .not('error_type', 'is', null)
         .limit(1)
diff --git a/src/pages/admin/ErrorMonitoring.tsx b/src/pages/admin/ErrorMonitoring.tsx
index d97afc1e..fe8a16f7 100644
--- a/src/pages/admin/ErrorMonitoring.tsx
+++ b/src/pages/admin/ErrorMonitoring.tsx
@@ -31,7 +31,16 @@ export default function ErrorMonitoring() {
 
       let query = supabase
         .from('request_metadata')
-        .select('*')
+        .select(`
+          *,
+          request_breadcrumbs(
+            timestamp,
+            category,
+            message,
+            level,
+            sequence_order
+          )
+        `)
         .not('error_type', 'is', null)
         .gte('created_at', `now() - interval '${dateMap[dateRange]}'`)
         .order('created_at', { ascending: false })