diff --git a/ent/notification.go b/ent/notification.go
new file mode 100644
index 0000000..60f7233
--- /dev/null
+++ b/ent/notification.go
@@ -0,0 +1,18 @@
+package ent
+
+import (
+	"sourcecode.social/reiver/go-opt"
+)
+
+// Notification represents a Mastodon API "Notification".
+//
+// See:
+// https://docs.joinmastodon.org/entities/Notification/
+type Notification struct {
+	ID        opt.Optional[string]  `json:"id"`
+	Type      opt.Optional[string]  `json:"type"`
+	CreatedAt opt.Optional[string]  `json:"created_at"`
+	Account   Account               `json:"account"`
+	Status    opt.Optional[Status]  `json:"account"`
+	Report    opt.Optional[Report]  `json:"report"`
+}