diff --git a/json-schema-validator/schema/v4/be_object_lifecycle.json b/json-schema-validator/schema/v4/be_object_lifecycle.json
index 69d9d3c..ca04c84 100644
--- a/json-schema-validator/schema/v4/be_object_lifecycle.json
+++ b/json-schema-validator/schema/v4/be_object_lifecycle.json
@@ -151,6 +151,42 @@
         "ver": {
             "id": "/properties/ver",
             "type": "string"
+        },
+        "etags": {
+          "id": "/properties/etags",
+          "maxProperties": 3,
+          "minProperties": 1,
+          "properties": {
+            "app": {
+              "id": "/properties/etags/properties/app",
+              "items": {
+                "id": "/properties/etags/properties/app/items",
+                "type": "string"
+              },
+              "type": "array"
+            },
+            "dims": {
+              "id": "/properties/etags/properties/dims",
+              "items": {
+                "id": "/properties/etags/properties/dims/items",
+                "type": "string"
+              },
+              "type": "array"
+            },
+            "partner": {
+              "id": "/properties/etags/properties/partner",
+              "items": {
+                "id": "/properties/etags/properties/partner/items",
+                "type": "string"
+              },
+              "type": "array"
+            }
+          },
+          "type": "object"
+        },
+        "channel": {
+          "id": "/properties/channel",
+          "type": "string"
         }
     },
     "required": [
@@ -164,7 +200,9 @@
         "eid",
         "cdata",
         "edata",
-        "rid"
+        "rid",
+        "etags",
+        "channel"
     ],
     "type": "object"
 }
diff --git a/json-schema-validator/schema/v4/cp_impression.json b/json-schema-validator/schema/v4/cp_impression.json
index 8f7a2f0..4175eea 100644
--- a/json-schema-validator/schema/v4/cp_impression.json
+++ b/json-schema-validator/schema/v4/cp_impression.json
@@ -260,6 +260,42 @@
     "ver": {
       "id": "/properties/ver",
       "type": "string"
+    },
+    "etags": {
+      "id": "/properties/etags",
+      "maxProperties": 3,
+      "minProperties": 1,
+      "properties": {
+        "app": {
+          "id": "/properties/etags/properties/app",
+          "items": {
+            "id": "/properties/etags/properties/app/items",
+            "type": "string"
+          },
+          "type": "array"
+        },
+        "dims": {
+          "id": "/properties/etags/properties/dims",
+          "items": {
+            "id": "/properties/etags/properties/dims/items",
+            "type": "string"
+          },
+          "type": "array"
+        },
+        "partner": {
+          "id": "/properties/etags/properties/partner",
+          "items": {
+            "id": "/properties/etags/properties/partner/items",
+            "type": "string"
+          },
+          "type": "array"
+        }
+      },
+      "type": "object"
+    },
+    "channel": {
+      "id": "/properties/channel",
+      "type": "string"
     }
   },
   "required": [
@@ -273,7 +309,9 @@
     "eid",
     "cdata",
     "edata",
-    "rid"
+    "rid",
+    "etags",
+    "channel"
   ],
   "type": "object"
 }
diff --git a/json-schema-validator/schema/v4/cp_interact.json b/json-schema-validator/schema/v4/cp_interact.json
index 4906ecf..c1f2b37 100644
--- a/json-schema-validator/schema/v4/cp_interact.json
+++ b/json-schema-validator/schema/v4/cp_interact.json
@@ -188,6 +188,42 @@
     "ver": {
       "id": "/properties/ver",
       "type": "string"
+    },
+    "etags": {
+      "id": "/properties/etags",
+      "maxProperties": 3,
+      "minProperties": 1,
+      "properties": {
+        "app": {
+          "id": "/properties/etags/properties/app",
+          "items": {
+            "id": "/properties/etags/properties/app/items",
+            "type": "string"
+          },
+          "type": "array"
+        },
+        "dims": {
+          "id": "/properties/etags/properties/dims",
+          "items": {
+            "id": "/properties/etags/properties/dims/items",
+            "type": "string"
+          },
+          "type": "array"
+        },
+        "partner": {
+          "id": "/properties/etags/properties/partner",
+          "items": {
+            "id": "/properties/etags/properties/partner/items",
+            "type": "string"
+          },
+          "type": "array"
+        }
+      },
+      "type": "object"
+    },
+    "channel": {
+      "id": "/properties/channel",
+      "type": "string"
     }
   },
   "required": [
@@ -201,7 +237,9 @@
     "eid",
     "cdata",
     "edata",
-    "rid"
+    "rid",
+    "etags",
+    "channel"
   ],
   "type": "object"
 }
\ No newline at end of file
diff --git a/json-schema-validator/schema/v4/cp_session_start.json b/json-schema-validator/schema/v4/cp_session_start.json
index c26c54e..9516dd5 100644
--- a/json-schema-validator/schema/v4/cp_session_start.json
+++ b/json-schema-validator/schema/v4/cp_session_start.json
@@ -123,7 +123,58 @@
         "ver": {
             "id": "/properties/ver",
             "type": "string"
+        },
+        "etags": {
+          "id": "/properties/etags",
+          "maxProperties": 3,
+          "minProperties": 1,
+          "properties": {
+            "app": {
+              "id": "/properties/etags/properties/app",
+              "items": {
+                "id": "/properties/etags/properties/app/items",
+                "type": "string"
+              },
+              "type": "array"
+            },
+            "dims": {
+              "id": "/properties/etags/properties/dims",
+              "items": {
+                "id": "/properties/etags/properties/dims/items",
+                "type": "string"
+              },
+              "type": "array"
+            },
+            "partner": {
+              "id": "/properties/etags/properties/partner",
+              "items": {
+                "id": "/properties/etags/properties/partner/items",
+                "type": "string"
+              },
+              "type": "array"
+            }
+          },
+          "type": "object"
+        },
+        "channel": {
+          "id": "/properties/channel",
+          "type": "string"
         }
     },
+    "required": [
+        "ets",
+        "context",
+        "ver",
+        "uid",
+        "tags",
+        "pdata",
+        "mid",
+        "eid",
+        "cdata",
+        "edata",
+        "rid",
+        "etags",
+        "channel"
+    ],
     "type": "object"
 }
\ No newline at end of file
diff --git a/json-schema-validator/schema/v4/cp_update_profile.json b/json-schema-validator/schema/v4/cp_update_profile.json
index 8961994..2710ddb 100644
--- a/json-schema-validator/schema/v4/cp_update_profile.json
+++ b/json-schema-validator/schema/v4/cp_update_profile.json
@@ -165,6 +165,42 @@
         "ver": {
             "id": "/properties/ver",
             "type": "string"
+        },
+        "etags": {
+          "id": "/properties/etags",
+          "maxProperties": 3,
+          "minProperties": 1,
+          "properties": {
+            "app": {
+              "id": "/properties/etags/properties/app",
+              "items": {
+                "id": "/properties/etags/properties/app/items",
+                "type": "string"
+              },
+              "type": "array"
+            },
+            "dims": {
+              "id": "/properties/etags/properties/dims",
+              "items": {
+                "id": "/properties/etags/properties/dims/items",
+                "type": "string"
+              },
+              "type": "array"
+            },
+            "partner": {
+              "id": "/properties/etags/properties/partner",
+              "items": {
+                "id": "/properties/etags/properties/partner/items",
+                "type": "string"
+              },
+              "type": "array"
+            }
+          },
+          "type": "object"
+        },
+        "channel": {
+          "id": "/properties/channel",
+          "type": "string"
         }
     },
     "required": [
@@ -178,7 +214,9 @@
         "eid",
         "cdata",
         "edata",
-        "rid"
+        "rid",
+        "etags",
+        "channel"
     ],
     "type": "object"
 }
\ No newline at end of file