diff --git a/native/event-emitters/csa-auth-metadata-emitter.js b/native/event-emitters/csa-auth-metadata-emitter.js
new file mode 100644
--- /dev/null
+++ b/native/event-emitters/csa-auth-metadata-emitter.js
@@ -0,0 +1,27 @@
+// @flow
+
+import { NativeModules, NativeEventEmitter } from 'react-native';
+
+import { type UserLoginResponse } from 'lib/types/identity-service-types.js';
+
+type CommServicesAuthMetadataEmitterConstants = {
+  +COMM_SERVICES_AUTH_METADATA: 'commServicesAuthMetadata',
+};
+
+type CommServicesAuthMetadataEmitterModuleType = {
+  +addListener: (eventName: string) => void,
+  +removeListeners: (count: number) => void,
+  +getConstants: () => CommServicesAuthMetadataEmitterConstants,
+  ...CommServicesAuthMetadataEmitterConstants,
+};
+
+const CommServicesAuthMetadataEmitterModule: CommServicesAuthMetadataEmitterModuleType =
+  NativeModules.CommServicesAuthMetadataEmitter;
+
+function getCommServicesAuthMetadataEmitter(): NativeEventEmitter<{
+  +commServicesAuthMetadata: [UserLoginResponse],
+}> {
+  return new NativeEventEmitter(CommServicesAuthMetadataEmitterModule);
+}
+
+export { getCommServicesAuthMetadataEmitter };