diff --git a/aruna/api/dataproxy/services/v2/dataproxy_service.proto b/aruna/api/dataproxy/services/v2/dataproxy_service.proto
index 9bef3064..9bcfde57 100644
--- a/aruna/api/dataproxy/services/v2/dataproxy_service.proto
+++ b/aruna/api/dataproxy/services/v2/dataproxy_service.proto
@@ -27,6 +27,20 @@ service DataproxyService {
     rpc InitReplication(InitReplicationRequest) returns (InitReplicationResponse) {}
 }
 
+
+service DataproxyBackendService {
+    rpc PutObject(stream PutObjectRequest) returns (PutObjectResponse) {}
+    rpc GetObject(GetObjectRequest) returns (stream GetObjectResponse) {}
+    rpc HeadObject(HeadObjectRequest) returns (HeadObjectResponse) {}
+    rpc InitMultiPartUpload(InitMultiPartUploadRequest) returns (InitMultiPartUploadResponse) {}
+    rpc UploadPart(stream UploadPartRequest) returns (UploadPartResponse) {}
+    rpc CompleteMultiPartUpload(CompleteMultiPartUploadRequest) returns (CompleteMultiPartUploadResponse) {}
+    rpc CreateBucket(CreateBucketRequest) returns (CreateBucketResponse) {}
+    rpc DeleteBucket(DeleteBucketRequest) returns (DeleteBucketResponse) {}
+    rpc DeleteObject(DeleteObjectRequest) returns (DeleteObjectResponse) {}
+    rpc InitLocation(InitLocationRequest) returns (InitLocationResponse) {}
+}
+
 service DataproxyUserService {
     // GetCredentials
     //
@@ -74,6 +88,10 @@ service DataproxyUserService {
     }
 }
 
+
+
+
+
 message DataProxyInfo {
     string dataproxy_id = 1;
     int64 available_space = 2;
@@ -160,4 +178,95 @@ enum ReplicationStatus {
 message ReplicationStatusResponse {
     ReplicationStatus status = 1;
     string message = 2;
-}
\ No newline at end of file
+}
+
+message ObjectLocation {
+    string bucket = 1;
+    string key = 2;
+    string upload_id = 3;
+    string content_length = 4;
+}
+
+message PutObjectRequest {
+    ObjectLocation location = 1;
+    bytes data = 2;
+}
+
+message PutObjectResponse {}
+
+message GetObjectRequest {
+    ObjectLocation location = 1;
+}
+
+message GetObjectResponse {
+    bytes data = 1;
+}
+
+message HeadObjectRequest {
+    ObjectLocation location = 1;
+}
+
+message HeadObjectResponse {
+    string content_length = 1;
+    bool exists = 2;
+}
+
+message InitMultiPartUploadRequest {
+    ObjectLocation location = 1;
+}
+
+message InitMultiPartUploadResponse {
+    string upload_id = 1;
+}
+
+message UploadPartRequest {
+    ObjectLocation location = 1;
+    int32 part_number = 3;
+    bytes data = 4;
+}
+
+message UploadPartResponse {
+    string etag = 1;
+}
+
+message CompletedPart {
+    int32 part_number = 1;
+    string etag = 2;
+}
+
+message CompleteMultiPartUploadRequest {
+    ObjectLocation location = 1;
+    repeated CompletedPart completed_parts = 2;
+}
+
+message CompleteMultiPartUploadResponse {}
+
+message CreateBucketRequest {
+    string bucket = 1;
+}
+
+message CreateBucketResponse {}
+
+message DeleteBucketRequest {
+    string bucket = 1;
+}
+
+message DeleteBucketResponse {}
+
+message DeleteObjectRequest {
+    ObjectLocation location = 1;
+}
+
+message DeleteObjectResponse {}
+
+message InitLocationRequest {
+    string object_name = 1;
+    int64 size = 2;
+    bool is_temporary = 3;
+}
+
+message InitLocationResponse {
+    ObjectLocation location = 1;
+}
+
+
diff --git a/aruna/api/google b/aruna/api/google
index 75346295..bbcd7c56 160000
--- a/aruna/api/google
+++ b/aruna/api/google
@@ -1 +1 @@
-Subproject commit 75346295df28e55c42c2a3b108c92013a199ae55
+Subproject commit bbcd7c5619a6171baeeb393c387563b5463b4f89
diff --git a/aruna/api/hooks/services/v2/hooks_service.proto b/aruna/api/hooks/services/v2/hooks_service.proto
index 73a66891..11bad2cf 100644
--- a/aruna/api/hooks/services/v2/hooks_service.proto
+++ b/aruna/api/hooks/services/v2/hooks_service.proto
@@ -4,28 +4,40 @@ package aruna.api.hooks.services.v2;
 option go_package = "github.com/ArunaStorage/go-api/aruna/api/storage/services/v2";
 option java_multiple_files = true;
 option java_package = "com.github.ArunaStorage.java_api.aruna.api.storage.services.v2";
-option java_outer_classname = "HooksService";
+option java_outer_classname = "HooksService"; 
 import "google/api/annotations.proto";
-
 import "aruna/api/storage/models/v2/models.proto";
 
+
 // HooksService
 //
 // Status: ALPHA
 //
 // A service that enables automatic Hook scheduling
 service HooksService {
+    // Created Hooks are always associated with the owner that creates the hook
     rpc CreateHook(CreateHookRequest) returns (CreateHookResponse) {
         option (google.api.http) = {
             post : "/v2/hook"
             body : "*"
           };
     }
-    rpc ListHooks(ListHooksRequest) returns (ListHooksResponse) {
+    rpc AddProjectsToHook(AddProjectsToHookRequest) returns (AddProjectsToHookResponse) {
+	option (google.api.http) = {
+	    post : "/v2/hook/{hook_id}/{project_id}"
+	    body : "*"
+	};
+    }
+    rpc ListProjectHooks(ListProjectHooksRequest) returns (ListProjectHooksResponse) {
         option (google.api.http) = {
             get : "/v2/hooks/project/{project_id}"
         };
     }
+    rpc ListOwnedHooks(ListOwnedHooksRequest) returns (ListOwnedHooksResponse) {
+        option (google.api.http) = {
+            get : "/v2/hooks/owner/{user_id}"
+        };
+    }
     rpc DeleteHook(DeleteHookRequest) returns (DeleteHookResponse) {
         option (google.api.http) = {
             delete : "/v2/hook/{hook_id}"
@@ -42,8 +54,12 @@ enum TriggerType {
     TRIGGER_TYPE_UNSPECIFIED = 0;
     TRIGGER_TYPE_HOOK_ADDED = 1;
     TRIGGER_TYPE_OBJECT_CREATED = 2;
+    TRIGGER_TYPE_LABEL_ADDED = 3;
+    TRIGGER_TYPE_STATIC_LABEL_ADDED = 4;
+    TRIGGER_TYPE_HOOK_STATUS_CHANGED = 5;
 }
 
+
 message Trigger {
     TriggerType trigger_type = 1;
     string key = 2;
@@ -53,8 +69,11 @@ message Trigger {
 message ExternalHook {
     string url = 1;
     Credentials credentials = 2;
-    string json_template = 3;
-    Method method = 4;
+    // If empty a basic JSON template will be used
+    optional string custom_template = 3; 
+    // Optional Project/Collection/Dataset where hooks can upload results.
+    optional string result_object = 4;
+    Method method = 5;
 }
 
 enum Method {
@@ -94,10 +113,12 @@ message Credentials {
 }
 
 message CreateHookRequest {
-    Trigger trigger = 1;
-    Hook hook = 2;
-    uint64 timeout = 3;
-    string project_id = 4;
+    string name = 1;
+    Trigger trigger = 2;
+    Hook hook = 3;
+    uint64 timeout = 4;
+    repeated string project_ids = 5;
+    string description = 6;
 }
 message CreateHookResponse {
     string hook_id = 1;
@@ -110,28 +131,54 @@ message DeleteHookRequest {
 message DeleteHookResponse {}
 
 message HookCallbackRequest {
-    bool success = 1;
-    repeated storage.models.v2.KeyValue add_key_values = 2;
-    repeated storage.models.v2.KeyValue remove_key_values = 3;
-    string secret = 4;
-    string hook_id = 5;
-    string object_id = 6;
-    int32 pubkey_serial = 7;
+    oneof status {
+	Finished finished = 1;
+	Error error = 2;
+    };
+    string secret = 3;
+    string hook_id = 4;
+    string object_id = 5;
+    int32 pubkey_serial = 6;
+}
+message Finished {
+    repeated storage.models.v2.KeyValue add_key_values = 1;
+    repeated storage.models.v2.KeyValue remove_key_values = 2;
+}
+message Error {
+    string error = 1;
 }
 
 message HookCallbackResponse{}
 
-message ListHooksRequest{
+message ListProjectHooksRequest{
     string project_id = 1;
 }
 
+message ListOwnedHooksRequest{
+    string user_id = 1;
+}
+
 message HookInfo {
     string hook_id = 1;
-    Hook hook = 2;
-    Trigger trigger = 3;
-    uint64 timeout = 4;
+    repeated string project_ids = 2;
+    string name = 3;
+    string description = 4;
+    Hook hook = 5;
+    Trigger trigger = 6;
+    uint64 timeout = 7;
+}
+
+message ListProjectHooksResponse{
+    repeated HookInfo infos = 1;
 }
 
-message ListHooksResponse{
+message ListOwnedHooksResponse{
     repeated HookInfo infos = 1;
 }
+
+message AddProjectsToHookRequest {
+    string hook_id = 1;
+    repeated string project_ids = 2;
+}
+
+message AddProjectsToHookResponse {};
diff --git a/aruna/api/storage/services/v2/object_service.proto b/aruna/api/storage/services/v2/object_service.proto
index f1b94f57..2e1d1ca6 100644
--- a/aruna/api/storage/services/v2/object_service.proto
+++ b/aruna/api/storage/services/v2/object_service.proto
@@ -219,7 +219,7 @@ message UpdateObjectRequest {
   string object_id = 1;
   // object name
   optional string name = 2;
-  // 
+  // object description
   optional string description = 3;
   // key_values to add
   repeated storage.models.v2.KeyValue add_key_values = 4;
@@ -234,6 +234,8 @@ message UpdateObjectRequest {
     string dataset_id = 10;
   }
   repeated storage.models.v2.Hash hashes = 12;
+  // Force new object revision
+  bool force_revision = 13;
 }
 
 message UpdateObjectResponse {
@@ -308,4 +310,4 @@ message GetObjectEndpointsRequest {
   string collection_id = 1;
   // Object id
   string object_id = 2;
-}
\ No newline at end of file
+}
diff --git a/aruna/api/storage/services/v2/search_service.proto b/aruna/api/storage/services/v2/search_service.proto
index e576fb37..73a02bcd 100644
--- a/aruna/api/storage/services/v2/search_service.proto
+++ b/aruna/api/storage/services/v2/search_service.proto
@@ -45,6 +45,16 @@ service SearchService {
       };
     }
 
+    // RequestResourceAccess
+    //
+    // Status: ALPHA
+    //
+    // Requests access to resources
+    rpc RequestResourceAccess(RequestResourceAccessRequest) returns (RequestResourceAccessResponse){
+      option (google.api.http) = {
+        get : "/v2/resource/{resource_id}/access"
+      };
+    }
 }
 
 message SearchResourcesRequest {
@@ -86,3 +96,9 @@ message GetResourcesResponse {
   repeated ResourceWithPermission resources = 1;
 }
 
+message RequestResourceAccessRequest {
+  string resource_id = 1;
+}
+
+
+message RequestResourceAccessResponse {}
\ No newline at end of file
diff --git a/aruna/api/storage/services/v2/user_service.proto b/aruna/api/storage/services/v2/user_service.proto
index 9353c7b0..e2b6e4b5 100644
--- a/aruna/api/storage/services/v2/user_service.proto
+++ b/aruna/api/storage/services/v2/user_service.proto
@@ -211,7 +211,11 @@ service UserService {
     };
   }
 
-
+  // GetPersonalNotifications
+  //
+  // Status: ALPHA
+  //
+  // Fetches personal notifications
   rpc GetPersonalNotifications(GetPersonalNotificationsRequest)
       returns (GetPersonalNotificationsResponse) {
     option (google.api.http) = {
@@ -219,6 +223,18 @@ service UserService {
     };
   }
 
+  // AcknowledgePersonalNotifications
+  //
+  // Status: ALPHA
+  //
+  // Acknowledges personal notifications
+  rpc AcknowledgePersonalNotifications(AcknowledgePersonalNotificationsRequest)
+      returns (AcknowledgePersonalNotificationsResponse) {
+    option (google.api.http) = {
+      get : "/v2/user/{user_id}/acknowledge"
+    };
+  }
+
 }
 
 message RegisterUserRequest {
@@ -383,19 +399,39 @@ message GetPersonalNotificationsRequest {
   string user_id = 1;
 }
 
+message GetPersonalNotificationsResponse {
+  repeated PersonalNotification notifications = 1;
+}
+
+message AcknowledgePersonalNotificationsRequest {
+  repeated string notification_id = 1;
+}
+
+message AcknowledgePersonalNotificationsResponse {}
+
+enum ReferenceType {
+  REFERENCE_TYPE_UNSPECIFIED = 0;
+  REFERENCE_TYPE_USER = 1;
+  REFERENCE_TYPE_RESOURCE = 2;
+}
 
 message References {
-  string ref_type = 1; // UserRequestAccess
+  ReferenceType ref_type = 1; 
   string ref_name = 2; // "User A"
   string ref_value = 3; // 0123AAA123AAA (id)
 }
 
-message UserNotification {
-  string variant = 1; // Request access
-  string message = 2; // User A has requested access for resource B
-  repeated References refs = 3; // References to resource in the "message"
+enum PersonalNotificationVariant {
+  PERSONAL_NOTIFICATION_VARIANT_UNSPECIFIED = 0;
+  PERSONAL_NOTIFICATION_VARIANT_ACCESS_REQUESTED = 1;
+  PERSONAL_NOTIFICATION_VARIANT_PERMISSION_GRANTED = 2;
+  PERSONAL_NOTIFICATION_VARIANT_PERMISSION_REVOKED = 3;
+  PERSONAL_NOTIFICATION_VARIANT_ANNOUNCEMENT = 4;
 }
 
-message GetPersonalNotificationsResponse {
-  repeated UserNotification notifications = 1;
+message PersonalNotification {
+  string id = 1;
+  PersonalNotificationVariant variant = 2;
+  string message = 3; // User A has requested access for resource B
+  repeated References refs = 4; // References to resource in the "message"
 }
diff --git a/aruna/api/storage/services/v2/workspace_service.proto b/aruna/api/storage/services/v2/workspace_service.proto
index a3e9cc62..0156148a 100644
--- a/aruna/api/storage/services/v2/workspace_service.proto
+++ b/aruna/api/storage/services/v2/workspace_service.proto
@@ -5,7 +5,6 @@ option go_package = "github.com/ArunaStorage/go-api/aruna/api/storage/services/v
 option java_multiple_files = true;
 option java_package = "com.github.ArunaStorage.java_api.aruna.api.storage.services.v2";
 option java_outer_classname = "WorkspaceService";
-import "aruna/api/storage/models/v2/models.proto";
 import "google/api/annotations.proto";
 
 // Service to manage "special" anonymous collections / workspaces 
@@ -23,6 +22,42 @@ service WorkspaceService {
       body : "*"
     };
   }
+  // GetWorkspaceTemplatesById 
+  // 
+  //  Status: ALPHA
+  //
+  // Gets workspace template by id
+  rpc GetWorkspaceTemplate(GetWorkspaceTemplateRequest)
+      returns (GetWorkspaceTemplateResponse) {
+    option (google.api.http) = {
+      get: "/v2/workspace/template/{template_id}"
+      body : "*"
+    };
+  }
+  // ListOwnedWorkspaceTemplates
+  // 
+  //  Status: ALPHA
+  //
+  // Lists owned workspace templates
+  rpc ListOwnedWorkspaceTemplates(ListOwnedWorkspaceTemplatesRequest)
+      returns (ListOwnedWorkspaceTemplatesResponse) {
+    option (google.api.http) = {
+      get: "/v2/workspace/template"
+      body : "*"
+    };
+  }
+  // DeleteWorkspaceTemplates
+  // 
+  //  Status: ALPHA
+  //
+  // Deletes specified workspace templates
+  rpc DeleteWorkspaceTemplate(DeleteWorkspaceTemplateRequest)
+      returns (DeleteWorkspaceTemplateResponse) {
+    option (google.api.http) = {
+      delete: "/v2/workspace/template/{template_id}"
+      body : "*"
+    };
+  }
 
   // CreateWorkspace
   //
@@ -63,19 +98,6 @@ service WorkspaceService {
       body : "*"
     };
   }
-
-  // MoveWorkspaceData
-  //
-  // Status: ALPHA
-  //
-  // Claims an anonymous workspace
-  rpc MoveWorkspaceData(MoveWorkspaceDataRequest)
-      returns (MoveWorkspaceDataResponse) {
-    option (google.api.http) = {
-      post : "/v2/workspace/{workspace_id}/move/{project_id}"
-      body : "*"
-    };
-  }
 }
 
 // Models:
@@ -83,20 +105,55 @@ service WorkspaceService {
 message CreateWorkspaceTemplateRequest {
   // The user id of the template owner (will be automatically added as "admin" to each associated workspace)
   string owner_id = 1;
-  // Short prefix for each workspace_project (will be prepended by a random id) example: test-i12ashj9g2 
+  // Short prefix for each workspace_project (will be prepended by a random id) example: test-i12ashj9g2
   string prefix = 2;
   // The name of the workspace template
   string name = 3;
-  // Key values / hooks that must be added to each participant of the workspace
-  repeated storage.models.v2.KeyValue key_values = 4;
+  // Hooks that are added to created workspaces
+  repeated string hook_ids = 5;
+  // Description of the workspace
+  string description = 6;
+  // Endpoint ids that are used for this template
+  repeated string endpoint_id = 7;
 }
 
 message CreateWorkspaceTemplateResponse {
-  string template_name = 1;
+  string template_id = 1;
+}
+
+message GetWorkspaceTemplateRequest {
+  string template_id = 1;
+}
+message GetWorkspaceTemplateResponse {
+  WorkspaceInfo workspaces = 1;
+}
+message DeleteWorkspaceTemplateRequest {
+    string template_id = 1;
+}
+message DeleteWorkspaceTemplateResponse {}
+
+message ListOwnedWorkspaceTemplatesRequest {
+}
+
+message ListOwnedWorkspaceTemplatesResponse {
+  repeated WorkspaceInfo workspaces = 1;
+}
+
+message WorkspaceInfo {
+   string workspace_id =  1;
+   string name = 2;
+   string description = 3;
+   string owner = 4;
+   string prefix = 5;
+   string hook_ids = 6;
+   string endpoint_ids = 7;
 }
 
 message CreateWorkspaceRequest {
+  // Workspace template id
   string workspace_template = 1;
+  // Description of this workspace instance
+  string description = 2;
 }
 
 message CreateWorkspaceResponse{
@@ -121,11 +178,3 @@ message ClaimWorkspaceRequest {
 }
 
 message ClaimWorkspaceResponse {}
-
-message MoveWorkspaceDataRequest {
-  // This will update all objects as "non_workspace" and move the root to another project
-  string workspace_id = 1;
-  string project_id = 2;
-}
-
-message MoveWorkspaceDataResponse {}
\ No newline at end of file