Previous value: -nullNew value: +{
+  "properties": {
+    "emails": {
+      "description": "Sent emails, newest first",
+      "items": {
+        "properties": {
+          "bcc": {
+            "items": {
+              "type": "string"
+            },
+            "type": "array"
+          },
+          "bounce_reason": {
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "bounced_at": {
+            "description": "ISO 8601",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "cancelled_at": {
+            "description": "ISO 8601",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "cc": {
+            "items": {
+              "type": "string"
+            },
+            "type": "array"
+          },
+          "created_at": {
+            "description": "ISO 8601",
+            "type": "string"
+          },
+          "delivered_at": {
+            "description": "ISO 8601",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "from": {
+            "type": "string"
+          },
+          "id": {
+            "description": "Email id (msg_…)",
+            "type": "string"
+          },
+          "last_event": {
+            "description": "Latest delivery event",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "reply_to": {
+            "items": {
+              "type": "string"
+            },
+            "type": "array"
+          },
+          "scheduled_at": {
+            "description": "ISO 8601",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "sent_at": {
+            "description": "ISO 8601",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
+          "status": {
+            "type": "string"
+          },
+          "subject": {
+            "type": "string"
+          },
+          "tags": {
+            "description": "Tags set on the send"
+          },
+          "to": {
+            "items": {
+              "type": "string"
+            },
+            "type": "array"
+          }
+        },
+        "required": [
+          "id"
+        ],
+        "type": "object"
+      },
+      "type": "array"
+    },
+    "has_more": {
+      "description": "True when another page follows",
+      "type": "boolean"
+    },
+    "next_cursor": {
+      "description": "Pass as cursor for the next page; null on the last page",
+      "type": [
+        "string",
+        "null"
+      ]
+    }
+  },
+  "required": [
+    "emails"
+  ],
+  "type": "object"
+}