diff --git a/search-service/src/main/kotlin/com/egm/stellio/search/model/UpdateResult.kt b/search-service/src/main/kotlin/com/egm/stellio/search/model/UpdateResult.kt
index 4127d15bf0..ddb61f626e 100644
--- a/search-service/src/main/kotlin/com/egm/stellio/search/model/UpdateResult.kt
+++ b/search-service/src/main/kotlin/com/egm/stellio/search/model/UpdateResult.kt
@@ -20,6 +20,10 @@ data class UpdateResult(
             updated = this.updated.plus(other.updated),
             notUpdated = this.notUpdated.plus(other.notUpdated)
         )
+
+    @JsonIgnore
+    fun hasSuccessfulUpdate(): Boolean =
+        this.updated.isNotEmpty()
 }
 
 val EMPTY_UPDATE_RESULT: UpdateResult = UpdateResult(emptyList(), emptyList())
@@ -48,7 +52,8 @@ data class UpdateAttributeResult(
         this.updateOperationResult in listOf(
             UpdateOperationResult.APPENDED,
             UpdateOperationResult.REPLACED,
-            UpdateOperationResult.UPDATED
+            UpdateOperationResult.UPDATED,
+            UpdateOperationResult.IGNORED
         )
 }
 
@@ -62,9 +67,6 @@ enum class UpdateOperationResult {
     fun isSuccessResult(): Boolean = listOf(APPENDED, REPLACED, UPDATED).contains(this)
 }
 
-fun UpdateResult.hasSuccessfulUpdate(): Boolean =
-    this.updated.isNotEmpty()
-
 fun updateResultFromDetailedResult(updateStatuses: List<UpdateAttributeResult>): UpdateResult {
     val updated = updateStatuses.filter { it.isSuccessfullyUpdated() }
         .map { UpdatedDetails(it.attributeName, it.datasetId, it.updateOperationResult) }
diff --git a/search-service/src/main/kotlin/com/egm/stellio/search/service/EntityPayloadService.kt b/search-service/src/main/kotlin/com/egm/stellio/search/service/EntityPayloadService.kt
index 541406daf3..2f5f335523 100644
--- a/search-service/src/main/kotlin/com/egm/stellio/search/service/EntityPayloadService.kt
+++ b/search-service/src/main/kotlin/com/egm/stellio/search/service/EntityPayloadService.kt
@@ -492,33 +492,32 @@ class EntityPayloadService(
         expandedAttributes: ExpandedAttributes,
         disallowOverwrite: Boolean,
         sub: Sub?
-    ): Either<APIException, UpdateResult> =
-        either {
-            val (coreAttrs, otherAttrs) =
-                expandedAttributes.toList().partition { JSONLD_EXPANDED_ENTITY_SPECIFIC_MEMBERS.contains(it.first) }
-            val createdAt = ZonedDateTime.now(ZoneOffset.UTC)
+    ): Either<APIException, UpdateResult> = either {
+        val (coreAttrs, otherAttrs) =
+            expandedAttributes.toList().partition { JSONLD_EXPANDED_ENTITY_SPECIFIC_MEMBERS.contains(it.first) }
+        val createdAt = ZonedDateTime.now(ZoneOffset.UTC)
 
-            val operationType =
-                if (disallowOverwrite) APPEND_ATTRIBUTES
-                else APPEND_ATTRIBUTES_OVERWRITE_ALLOWED
-            val coreUpdateResult = updateCoreAttributes(entityUri, coreAttrs, createdAt, operationType).bind()
-            val attrsUpdateResult = temporalEntityAttributeService.appendEntityAttributes(
-                entityUri,
-                otherAttrs.toMap().toNgsiLdAttributes().bind(),
-                expandedAttributes,
-                disallowOverwrite,
-                createdAt,
-                sub
-            ).bind()
+        val operationType =
+            if (disallowOverwrite) APPEND_ATTRIBUTES
+            else APPEND_ATTRIBUTES_OVERWRITE_ALLOWED
+        val coreUpdateResult = updateCoreAttributes(entityUri, coreAttrs, createdAt, operationType).bind()
+        val attrsUpdateResult = temporalEntityAttributeService.appendEntityAttributes(
+            entityUri,
+            otherAttrs.toMap().toNgsiLdAttributes().bind(),
+            expandedAttributes,
+            disallowOverwrite,
+            createdAt,
+            sub
+        ).bind()
 
-            val updateResult = coreUpdateResult.mergeWith(attrsUpdateResult)
-            // update modifiedAt in entity if at least one attribute has been added
-            if (updateResult.hasSuccessfulUpdate()) {
-                val teas = temporalEntityAttributeService.getForEntity(entityUri, emptySet())
-                updateState(entityUri, createdAt, teas).bind()
-            }
-            updateResult
+        val updateResult = coreUpdateResult.mergeWith(attrsUpdateResult)
+        // update modifiedAt in entity if at least one attribute has been added
+        if (updateResult.hasSuccessfulUpdate()) {
+            val teas = temporalEntityAttributeService.getForEntity(entityUri, emptySet())
+            updateState(entityUri, createdAt, teas).bind()
         }
+        updateResult
+    }
 
     @Transactional
     suspend fun updateAttributes(
diff --git a/search-service/src/main/kotlin/com/egm/stellio/search/service/TemporalEntityAttributeService.kt b/search-service/src/main/kotlin/com/egm/stellio/search/service/TemporalEntityAttributeService.kt
index b450a38d17..96a6e4130c 100644
--- a/search-service/src/main/kotlin/com/egm/stellio/search/service/TemporalEntityAttributeService.kt
+++ b/search-service/src/main/kotlin/com/egm/stellio/search/service/TemporalEntityAttributeService.kt
@@ -689,7 +689,7 @@ class TemporalEntityAttributeService(
                 UpdateAttributeResult(
                     attributeName,
                     datasetId,
-                    UpdateOperationResult.IGNORED,
+                    UpdateOperationResult.FAILED,
                     "Unknown attribute $attributeName with datasetId $datasetId in entity $entityId"
                 )
             }
@@ -819,7 +819,7 @@ class TemporalEntityAttributeService(
                 UpdateAttributeResult(
                     attributeName,
                     datasetId,
-                    UpdateOperationResult.IGNORED,
+                    UpdateOperationResult.FAILED,
                     "Unknown attribute $attributeName with datasetId $datasetId in entity $entityId"
                 )
             } else {
diff --git a/search-service/src/main/kotlin/com/egm/stellio/search/web/EntityHandler.kt b/search-service/src/main/kotlin/com/egm/stellio/search/web/EntityHandler.kt
index fc15e68d94..d51a080b31 100644
--- a/search-service/src/main/kotlin/com/egm/stellio/search/web/EntityHandler.kt
+++ b/search-service/src/main/kotlin/com/egm/stellio/search/web/EntityHandler.kt
@@ -5,7 +5,6 @@ import arrow.core.left
 import arrow.core.raise.either
 import arrow.core.right
 import com.egm.stellio.search.authorization.AuthorizationService
-import com.egm.stellio.search.model.hasSuccessfulUpdate
 import com.egm.stellio.search.service.EntityEventService
 import com.egm.stellio.search.service.EntityPayloadService
 import com.egm.stellio.search.service.QueryService