diff --git a/assets/js/src/settings/store/actions.ts b/assets/js/src/settings/store/actions.ts
index 44d9e9a022..662a777d65 100644
--- a/assets/js/src/settings/store/actions.ts
+++ b/assets/js/src/settings/store/actions.ts
@@ -190,6 +190,20 @@ export function* installPremiumPlugin() {
   return yield* activatePremiumPlugin(true);
 }
 
+export function* sendCongratulatoryMssEmail() {
+  const call = yield {
+    type: 'CALL_API',
+    endpoint: 'services',
+    action: 'sendCongratulatoryMssEmail',
+  };
+  if (call && call.success) {
+    return updateKeyActivationState({
+      congratulatoryMssEmailSentTo: call.res.data.email_address,
+    });
+  }
+  return null;
+}
+
 export function* reinstall() {
   MailPoet.Modal.loading(true);
   const { success, error } = yield {
diff --git a/assets/js/src/settings/store/make_default_state.ts b/assets/js/src/settings/store/make_default_state.ts
index a1b8d1de6e..a004fa9099 100644
--- a/assets/js/src/settings/store/make_default_state.ts
+++ b/assets/js/src/settings/store/make_default_state.ts
@@ -42,6 +42,7 @@ export default function makeDefaultState(window: any): State {
     premiumInstallationStatus: null,
     key: data.premium.premium_key || data.mta.mailpoet_api_key,
     inProgress: false,
+    congratulatoryMssEmailSentTo: null,
   };
   const testEmail = {
     state: TestEmailState.NONE,
diff --git a/assets/js/src/settings/store/types.ts b/assets/js/src/settings/store/types.ts
index ba2812b1c6..e551b0295d 100644
--- a/assets/js/src/settings/store/types.ts
+++ b/assets/js/src/settings/store/types.ts
@@ -203,6 +203,7 @@ export type KeyActivationState = {
   premiumInstallationStatus: PremiumInstallationStatus
   fromAddressModalCanBeShown: boolean
   inProgress: boolean
+  congratulatoryMssEmailSentTo: string|null
 }
 
 export enum TestEmailState {