diff --git a/speech-to-text/src/main/java/com/ibm/watson/speech_to_text/v1/SpeechToText.java b/speech-to-text/src/main/java/com/ibm/watson/speech_to_text/v1/SpeechToText.java
index 59c15d1599..4c5cd61d7c 100644
--- a/speech-to-text/src/main/java/com/ibm/watson/speech_to_text/v1/SpeechToText.java
+++ b/speech-to-text/src/main/java/com/ibm/watson/speech_to_text/v1/SpeechToText.java
@@ -1459,10 +1459,10 @@ public ServiceCall<Void> addCorpus(AddCorpusOptions addCorpusOptions) {
     if (addCorpusOptions.allowOverwrite() != null) {
       builder.query("allow_overwrite", String.valueOf(addCorpusOptions.allowOverwrite()));
     }
-    
+
     // hand edit replacement for corpus file serialization
     builder.body(RequestUtils.inputStreamBody(addCorpusOptions.corpusFile(), "text/plain"));
-    
+
     ResponseConverter<Void> responseConverter = ResponseConverterUtils.getVoid();
     return createServiceCall(builder.build(), responseConverter);
   }
diff --git a/speech-to-text/src/test/java/com/ibm/watson/speech_to_text/v1/SpeechToTextTest.java b/speech-to-text/src/test/java/com/ibm/watson/speech_to_text/v1/SpeechToTextTest.java
index 07ea0b54ff..793399e876 100755
--- a/speech-to-text/src/test/java/com/ibm/watson/speech_to_text/v1/SpeechToTextTest.java
+++ b/speech-to-text/src/test/java/com/ibm/watson/speech_to_text/v1/SpeechToTextTest.java
@@ -212,7 +212,7 @@ public void testGetModelNoOptions() throws Throwable {
   public void testRecognizeWOptions() throws Throwable {
     // Register a mock response
     String mockResponseBody =
-        "{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [\"timestamps\"], \"word_confidence\": [\"wordConfidence\"]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}";
+        "{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [[\"timestamps\"]], \"word_confidence\": [[\"wordConfidence\"]]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}";
     String recognizePath = "/v1/recognize";
     server.enqueue(
         new MockResponse()
@@ -426,7 +426,7 @@ public void testUnregisterCallbackNoOptions() throws Throwable {
   public void testCreateJobWOptions() throws Throwable {
     // Register a mock response
     String mockResponseBody =
-        "{\"id\": \"id\", \"status\": \"waiting\", \"created\": \"created\", \"updated\": \"updated\", \"url\": \"url\", \"user_token\": \"userToken\", \"results\": [{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [\"timestamps\"], \"word_confidence\": [\"wordConfidence\"]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}], \"warnings\": [\"warnings\"]}";
+        "{\"id\": \"id\", \"status\": \"waiting\", \"created\": \"created\", \"updated\": \"updated\", \"url\": \"url\", \"user_token\": \"userToken\", \"results\": [{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [[\"timestamps\"]], \"word_confidence\": [[\"wordConfidence\"]]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}], \"warnings\": [\"warnings\"]}";
     String createJobPath = "/v1/recognitions";
     server.enqueue(
         new MockResponse()
@@ -546,7 +546,7 @@ public void testCreateJobNoOptions() throws Throwable {
   public void testCheckJobsWOptions() throws Throwable {
     // Register a mock response
     String mockResponseBody =
-        "{\"recognitions\": [{\"id\": \"id\", \"status\": \"waiting\", \"created\": \"created\", \"updated\": \"updated\", \"url\": \"url\", \"user_token\": \"userToken\", \"results\": [{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [\"timestamps\"], \"word_confidence\": [\"wordConfidence\"]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}], \"warnings\": [\"warnings\"]}]}";
+        "{\"recognitions\": [{\"id\": \"id\", \"status\": \"waiting\", \"created\": \"created\", \"updated\": \"updated\", \"url\": \"url\", \"user_token\": \"userToken\", \"results\": [{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [[\"timestamps\"]], \"word_confidence\": [[\"wordConfidence\"]]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}], \"warnings\": [\"warnings\"]}]}";
     String checkJobsPath = "/v1/recognitions";
     server.enqueue(
         new MockResponse()
@@ -591,7 +591,7 @@ public void testCheckJobsWRetries() throws Throwable {
   public void testCheckJobWOptions() throws Throwable {
     // Register a mock response
     String mockResponseBody =
-        "{\"id\": \"id\", \"status\": \"waiting\", \"created\": \"created\", \"updated\": \"updated\", \"url\": \"url\", \"user_token\": \"userToken\", \"results\": [{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [\"timestamps\"], \"word_confidence\": [\"wordConfidence\"]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}], \"warnings\": [\"warnings\"]}";
+        "{\"id\": \"id\", \"status\": \"waiting\", \"created\": \"created\", \"updated\": \"updated\", \"url\": \"url\", \"user_token\": \"userToken\", \"results\": [{\"results\": [{\"final\": true, \"alternatives\": [{\"transcript\": \"transcript\", \"confidence\": 0, \"timestamps\": [[\"timestamps\"]], \"word_confidence\": [[\"wordConfidence\"]]}], \"keywords_result\": {\"mapKey\": [{\"normalized_text\": \"normalizedText\", \"start_time\": 9, \"end_time\": 7, \"confidence\": 0}]}, \"word_alternatives\": [{\"start_time\": 9, \"end_time\": 7, \"alternatives\": [{\"confidence\": 0, \"word\": \"word\"}]}], \"end_of_utterance\": \"end_of_data\"}], \"result_index\": 11, \"speaker_labels\": [{\"from\": 4, \"to\": 2, \"speaker\": 7, \"confidence\": 10, \"final\": true}], \"processing_metrics\": {\"processed_audio\": {\"received\": 8, \"seen_by_engine\": 12, \"transcription\": 13, \"speaker_labels\": 13}, \"wall_clock_since_first_byte_received\": 31, \"periodic\": true}, \"audio_metrics\": {\"sampling_interval\": 16, \"accumulated\": {\"final\": true, \"end_time\": 7, \"signal_to_noise_ratio\": 18, \"speech_ratio\": 11, \"high_frequency_loss\": 17, \"direct_current_offset\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"clipping_rate\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}], \"non_speech_level\": [{\"begin\": 5, \"end\": 3, \"count\": 5}]}}, \"warnings\": [\"warnings\"]}], \"warnings\": [\"warnings\"]}";
     String checkJobPath = "/v1/recognitions/testString";
     server.enqueue(
         new MockResponse()