From 83306253e36bbc3fb53801fdae8dee62f1a47be5 Mon Sep 17 00:00:00 2001
From: Marco Hutter <javagl@javagl.de>
Date: Wed, 12 Oct 2022 19:38:59 +0200
Subject: [PATCH] Add IDs to metadata schemas

---
 .../Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.0.json     | 1 +
 .../Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.1.json     | 1 +
 .../Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.0.json | 1 +
 .../Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.1.json | 1 +
 Specs/Data/Cesium3DTiles/Metadata/ExternalSchema/schema.json     | 1 +
 Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.0.json | 1 +
 Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.1.json | 1 +
 .../ImplicitContentBoundingVolumeSemantics/tileset_1.0.json      | 1 +
 .../ImplicitContentBoundingVolumeSemantics/tileset_1.1.json      | 1 +
 .../ImplicitContentHeightAndRegionSemantics/tileset_1.0.json     | 1 +
 .../ImplicitContentHeightAndRegionSemantics/tileset_1.1.json     | 1 +
 .../Metadata/ImplicitContentHeightSemantics/tileset_1.0.json     | 1 +
 .../Metadata/ImplicitContentHeightSemantics/tileset_1.1.json     | 1 +
 .../Metadata/ImplicitContentMetadata/tileset_1.0.json            | 1 +
 .../Metadata/ImplicitContentMetadata/tileset_1.1.json            | 1 +
 .../Metadata/ImplicitGeometricErrorSemantics/tileset_1.0.json    | 1 +
 .../Metadata/ImplicitGeometricErrorSemantics/tileset_1.1.json    | 1 +
 .../Metadata/ImplicitGroupMetadata/tileset_1.0.json              | 1 +
 .../Metadata/ImplicitGroupMetadata/tileset_1.1.json              | 1 +
 .../Metadata/ImplicitHeightAndRegionSemantics/tileset_1.0.json   | 1 +
 .../Metadata/ImplicitHeightAndRegionSemantics/tileset_1.1.json   | 1 +
 .../Metadata/ImplicitHeightAndSphereSemantics/tileset_1.0.json   | 1 +
 .../Metadata/ImplicitHeightAndSphereSemantics/tileset_1.1.json   | 1 +
 .../Metadata/ImplicitHeightSemantics/s2-tileset_1.0.json         | 1 +
 .../Metadata/ImplicitHeightSemantics/s2-tileset_1.1.json         | 1 +
 .../Metadata/ImplicitHeightSemantics/tileset_1.0.json            | 1 +
 .../Metadata/ImplicitHeightSemantics/tileset_1.1.json            | 1 +
 .../ImplicitMultipleContentsWithMetadata/tileset_1.0.json        | 1 +
 .../ImplicitMultipleContentsWithMetadata/tileset_1.1.json        | 1 +
 .../Metadata/ImplicitSubtreeMetadata/tileset_1.0.json            | 1 +
 .../Metadata/ImplicitSubtreeMetadata/tileset_1.1.json            | 1 +
 .../ImplicitTileBoundingVolumeSemantics/tileset_1.0.json         | 1 +
 .../ImplicitTileBoundingVolumeSemantics/tileset_1.1.json         | 1 +
 .../Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.0.json | 1 +
 .../Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.1.json | 1 +
 .../Metadata/MultipleContentsWithMetadata/tileset_1.0.json       | 1 +
 .../Metadata/MultipleContentsWithMetadata/tileset_1.1.json       | 1 +
 .../Metadata/PropertyAttributesPointCloud/MetadataSchema.json    | 1 +
 Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.0.json  | 1 +
 Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.1.json  | 1 +
 .../Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.0.json | 1 +
 .../Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.1.json | 1 +
 .../MultipleContents/GroupMetadata/tileset_1.0.json              | 1 +
 .../MultipleContents/GroupMetadata/tileset_1.1.json              | 1 +
 44 files changed, 44 insertions(+)

diff --git a/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.0.json
index fbb40d4b9234..59780f7ae039 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.0.json
@@ -9,6 +9,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "AllMetadataTypesSchemaId",
         "classes": {
           "tileset": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.1.json
index 2a119367343f..8fbcbb5f9b4f 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/AllMetadataTypes/tileset_1.1.json
@@ -4,6 +4,7 @@
     "tilesetVersion": "1.2.3"
   },
   "schema": {
+    "id": "AllMetadataTypesSchemaId",
     "classes": {
       "tileset": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.0.json
index d5cdd2941040..dd615a7ed487 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.0.json
@@ -9,6 +9,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ContentMetadataSchemaId",
         "classes": {
           "content": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.1.json
index 8fae9e37a460..d4a19f8a50d9 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ContentMetadata/tileset_1.1.json
@@ -4,6 +4,7 @@
     "tilesetVersion": "1.2.3"
   },
   "schema": {
+    "id": "ContentMetadataSchemaId",
     "classes": {
       "content": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ExternalSchema/schema.json b/Specs/Data/Cesium3DTiles/Metadata/ExternalSchema/schema.json
index 1f239c50d33f..2bba3ee9b613 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ExternalSchema/schema.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ExternalSchema/schema.json
@@ -1,4 +1,5 @@
 {
+  "id": "ExternalSchemaId",
   "classes": {
     "tileset": {
       "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.0.json
index 445b229f1a14..34a67f8ce40f 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.0.json
@@ -9,6 +9,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "GroupMetadataSchemaId",
         "classes": {
           "residential": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.1.json
index 4be9539ee639..f1f8f2b537bf 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/GroupMetadata/tileset_1.1.json
@@ -4,6 +4,7 @@
     "tilesetVersion": "1.2.3"
   },
   "schema": {
+    "id": "GroupMetadataSchemaId",
     "classes": {
       "residential": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.0.json
index c56337be790c..59166afd42c0 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitContentBoundingVolumeSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.1.json
index f4ecbb0440ac..2d763b98f057 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentBoundingVolumeSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitContentBoundingVolumeSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.0.json
index 20d5c7c3b46b..29a69bb69f44 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitContentHeightAndRegionSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.1.json
index 43e880255bbd..b53214c8f1ae 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightAndRegionSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitContentHeightAndRegionSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.0.json
index e1cf9a125574..b5987c2323de 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitContentHeightSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.1.json
index c84d6ac3aaff..2cdf5a8c1768 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentHeightSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitContentHeightSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.0.json
index 941a8a00c4a1..a5850ebff7fa 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitContentMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.1.json
index 3c04f2bb09c0..a0d52566369e 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitContentMetadata/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitContentMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.0.json
index 0ebbcbd86988..6d03374a79dd 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitGeometricErrorMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.1.json
index d131121f217b..66085956dc72 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGeometricErrorSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitGeometricErrorMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.0.json
index cf41e70e1ad7..88a9df1ead32 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.0.json
@@ -15,6 +15,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitGroupMetadataSchemaId",
         "classes": {
           "layer": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.1.json
index 15b2928472d7..e51feccb994a 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitGroupMetadata/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitGroupMetadataSchemaId",
     "classes": {
       "layer": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.0.json
index 6659d665e9df..36dbd9dabb3d 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitHeightAndRegionSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.1.json
index d4ff1bc97190..e92c544827b3 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndRegionSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitHeightAndRegionSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.0.json
index 05869e18eea0..b8271ca27977 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitHeightAndSphereSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.1.json
index c33ca1af2550..b89da2a8c86f 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightAndSphereSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitHeightAndSphereSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.0.json
index 66b97f354dc4..319839272676 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitHeightSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.1.json
index 492c9657a18c..d1393ce41012 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/s2-tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitHeightSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.0.json
index 2e58b3fb8e13..133363dad944 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitHeightSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.1.json
index 04aa57a68fe8..c5fa85aaf042 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitHeightSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitHeightSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.0.json
index f0429e6f3657..07060c554f03 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.0.json
@@ -16,6 +16,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitMultipleContentsWithMetadataSchemaId",
         "classes": {
           "building": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.1.json
index 101de6a11ffa..d04befc39d8c 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitMultipleContentsWithMetadata/tileset_1.1.json
@@ -6,6 +6,7 @@
     "name": "Sample Implicit Tileset"
   },
   "schema": {
+    "id": "ImplicitMultipleContentsWithMetadataSchemaId",
     "classes": {
       "building": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.0.json
index 287535700cf7..a228e7a99a44 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitSubtreeMetadataSchemaId",
         "classes": {
           "subtree": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.1.json
index 91475d3d7665..be1fa3801847 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitSubtreeMetadata/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitSubtreeMetadataSchemaId",
     "classes": {
       "subtree": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.0.json
index 8c5ed4ed7a0f..41f9374a1cf3 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitTileBoundingVolumeSemanticsMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.1.json
index d8146f14460e..95b173224e5e 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileBoundingVolumeSemantics/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitTileBoundingVolumeSemanticsMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.0.json
index 44593d30b629..bec94e4513a5 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.0.json
@@ -11,6 +11,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "ImplicitTileMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.1.json
index c5681dc317c5..95094b1622cd 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/ImplicitTileMetadata/tileset_1.1.json
@@ -3,6 +3,7 @@
     "version": "1.1"
   },
   "schema": {
+    "id": "ImplicitTileMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.0.json
index e0a2184dbb92..8023ca365cd9 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.0.json
@@ -30,6 +30,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "MultipleContentsWithMetadataSchemaId",
         "classes": {
           "batched": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.1.json
index 59a27ff08f0c..be0d377bbeeb 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/MultipleContentsWithMetadata/tileset_1.1.json
@@ -21,6 +21,7 @@
     }
   },
   "schema": {
+    "id": "MultipleContentsWithMetadataSchemaId",
     "classes": {
       "batched": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/PropertyAttributesPointCloud/MetadataSchema.json b/Specs/Data/Cesium3DTiles/Metadata/PropertyAttributesPointCloud/MetadataSchema.json
index bfad454ffa19..85e79a11ae52 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/PropertyAttributesPointCloud/MetadataSchema.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/PropertyAttributesPointCloud/MetadataSchema.json
@@ -1,4 +1,5 @@
 {
+    "id": "PropertyAttributesPointCloudMetadataSchemaId",
     "classes" : {
       "exampleMetadataClass" : {
         "name" : "Example metadata class",
diff --git a/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.0.json
index af4b64b2d3bd..4bf5925b90fd 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.0.json
@@ -9,6 +9,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "TileMetadataSchemaId",
         "classes": {
           "tile": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.1.json
index e7af40b04230..a2a01359d6f7 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/TileMetadata/tileset_1.1.json
@@ -4,6 +4,7 @@
     "tilesetVersion": "1.2.3"
   },
   "schema": {
+    "id": "TileMetadataSchemaId",
     "classes": {
       "tile": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.0.json
index 00e8c2a19a0d..fc64905dfb97 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.0.json
@@ -12,6 +12,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "TilesetMetadataSchemaId",
         "classes": {
           "tileset": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.1.json
index 33272b189505..42fa698f8300 100644
--- a/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/Metadata/TilesetMetadata/tileset_1.1.json
@@ -4,6 +4,7 @@
     "tilesetVersion": "1.2.3"
   },
   "schema": {
+    "id": "TilesetMetadataSchemaId",
     "classes": {
       "tileset": {
         "properties": {
diff --git a/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.0.json b/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.0.json
index 9ed9a81ce49d..9c494fcbcf8f 100644
--- a/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.0.json
+++ b/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.0.json
@@ -25,6 +25,7 @@
   "extensions": {
     "3DTILES_metadata": {
       "schema": {
+        "id": "GroupMetadataSchemaId",
         "classes": {
           "layer": {
             "properties": {
diff --git a/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.1.json b/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.1.json
index ed20265d24e4..054862205aa7 100644
--- a/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.1.json
+++ b/Specs/Data/Cesium3DTiles/MultipleContents/GroupMetadata/tileset_1.1.json
@@ -21,6 +21,7 @@
     }
   },
   "schema": {
+    "id": "GroupMetadataSchemaId",
     "classes": {
       "layer": {
         "properties": {