diff --git a/CHANGELOG.md b/CHANGELOG.md
index c40d2936dbe..723dd83e131 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,2 +1,3 @@
 - Support loading Firebase Functions packaged as an ES module. (#3485)
-- Fixes Cloud Storage emulator missing classes (#3541)
+- Fixes Cloud Storage emulator missing classes. (#3541)
+- Add missing properties to Authentication functions `context` in the Functions emulator. (#3536)
diff --git a/src/emulator/auth/cloudFunctions.ts b/src/emulator/auth/cloudFunctions.ts
index 828f5a3ab2c..7804d012bf7 100644
--- a/src/emulator/auth/cloudFunctions.ts
+++ b/src/emulator/auth/cloudFunctions.ts
@@ -1,3 +1,6 @@
+import * as uuid from "uuid";
+
+import { EventContext } from "firebase-functions";
 import { Client } from "../../apiv2";
 
 import { EmulatorInfo, Emulators } from "../types";
@@ -7,6 +10,10 @@ import { UserInfo } from "./state";
 
 type AuthCloudFunctionAction = "create" | "delete";
 
+type CreateEvent = EventContext & {
+  data: UserInfoPayload;
+};
+
 export class AuthCloudFunction {
   private logger = EmulatorLogger.forEmulator(Emulators.AUTH);
   private functionsEmulatorInfo?: EmulatorInfo;
@@ -54,9 +61,16 @@ export class AuthCloudFunction {
   private createEventRequestBody(
     action: AuthCloudFunctionAction,
     userInfoPayload: UserInfoPayload
-  ): { eventType: string; data: UserInfoPayload } {
+  ): CreateEvent {
     return {
+      eventId: uuid.v4(),
       eventType: `providers/firebase.auth/eventTypes/user.${action}`,
+      resource: {
+        name: `projects/${this.projectId}`,
+        service: "firebaseauth.googleapis.com",
+      },
+      params: {},
+      timestamp: new Date().toISOString(),
       data: userInfoPayload,
     };
   }
diff --git a/src/test/emulators/cloudFunctions.spec.ts b/src/test/emulators/cloudFunctions.spec.ts
index ec4b59c8588..83a9571a435 100644
--- a/src/test/emulators/cloudFunctions.spec.ts
+++ b/src/test/emulators/cloudFunctions.spec.ts
@@ -24,7 +24,14 @@ describe("cloudFunctions", () => {
     it("should make a request to the functions emulator", async () => {
       nock("http://1.1.1.1:4")
         .post("/functions/projects/project-foo/trigger_multicast", {
-          eventType: `providers/firebase.auth/eventTypes/user.create`,
+          eventId: /.*/,
+          eventType: "providers/firebase.auth/eventTypes/user.create",
+          resource: {
+            name: "projects/project-foo",
+            service: "firebaseauth.googleapis.com",
+          },
+          params: {},
+          timestamp: /.*/,
           data: { uid: "foobar", metadata: {}, customClaims: {} },
         })
         .reply(200, {});