Changes made based on PR comments

src/main/java/com/auth0/client/mgmt/JobsEntity.java

@@ -30,7 +30,7 @@ public class JobsEntity extends BaseManagementEntity {
      * @return a Request to execute.
      */
     public Request<Job> sendVerificationEmail(String userId, String clientId) {
-        Asserts.assertNotNull(userId, "recipient");
+        Asserts.assertNotNull(userId, "user id");
 
         String url = baseUrl
                 .newBuilder()
@@ -47,7 +47,7 @@ public Request<Job> sendVerificationEmail(String userId, String clientId) {
         CustomRequest<Job> request = new CustomRequest<>(client, url, "POST", new TypeReference<Job>() {
         });
         request.addHeader("Authorization", "Bearer " + apiToken);
-        request.setBody((Object) requestBody);
+        request.setBody(requestBody);
         return request;
     }
 }

src/main/java/com/auth0/client/mgmt/ManagementAPI.java

@@ -233,7 +233,7 @@ public ResourceServerEntity resourceServers() {
     }
 
     /**
-     * Getter for Jobs entity.
+     * Getter for the Jobs entity.
      *
      * @return the Jobs entity.
      */

src/test/java/com/auth0/client/mgmt/JobsEntityTest.java

@@ -39,7 +39,7 @@ public void shouldSendAUserAVerificationEmail() throws Exception {
 
     @Test
     public void shouldSendUserAVerificationEmailWithClientId() throws Exception {
-        Request<Job> request = api.jobs().sendVerificationEmail("google-oauth2|1234", "google-oauth2|client-id");
+        Request<Job> request = api.jobs().sendVerificationEmail("google-oauth2|1234", "AaiyAPdpYdesoKnqjj8HJqRn4T5titww");
         assertThat(request, is(notNullValue()));
 
         server.jsonResponse(MGMT_JOB_POST_VERIFICATION_EMAIL, 200);
@@ -53,15 +53,15 @@ public void shouldSendUserAVerificationEmailWithClientId() throws Exception {
         Map<String, Object> body = bodyFromRequest(recordedRequest);
         assertThat(body.size(), is(2));
         assertThat(body, hasEntry("user_id", (Object) "google-oauth2|1234"));
-        assertThat(body, hasEntry("client_id", (Object) "google-oauth2|client-id"));
+        assertThat(body, hasEntry("client_id", (Object) "AaiyAPdpYdesoKnqjj8HJqRn4T5titww"));
 
         assertThat(response, is(notNullValue()));
     }
 
     @Test
-    public void shouldThrowOnNullEmailRecipient() throws Exception {
+    public void shouldThrowOnNullUserId() throws Exception {
         exception.expect(IllegalArgumentException.class);
-        exception.expectMessage("'recipient' cannot be null!");
+        exception.expectMessage("'user id' cannot be null!");
         api.jobs().sendVerificationEmail(null, null);
     }
 }