diff --git a/src/entitlements.rs b/src/entitlements.rs
index 4db3871..ef9916b 100644
--- a/src/entitlements.rs
+++ b/src/entitlements.rs
@@ -4,3 +4,24 @@ manual_braid! {
     pub struct EntitlementIdRef;
 }
 impl_extra!(EntitlementId, EntitlementIdRef);
+
+manual_braid! {
+    /// A benefit ID
+    pub struct BenefitId;
+    pub struct BenefitIdRef;
+}
+impl_extra!(BenefitId, BenefitIdRef);
+
+manual_braid! {
+    /// An organization ID
+    pub struct OrganizationId;
+    pub struct OrganizationIdRef;
+}
+impl_extra!(OrganizationId, OrganizationIdRef);
+
+manual_braid! {
+    /// An entitlement campaign ID
+    pub struct EntitlementCampaignId;
+    pub struct EntitlementCampaignIdRef;
+}
+impl_extra!(EntitlementCampaignId, EntitlementCampaignIdRef);