@java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof com.google.cloud.video.transcoder.v1.Encryption.SecretManagerSource) {
          return mergeFrom(
              (com.google.cloud.video.transcoder.v1.Encryption.SecretManagerSource) other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }
<pre>
Configuration for secrets stored in Google Secret Manager.
</pre>

Protobuf type {@code google.cloud.video.transcoder.v1.Encryption.SecretManagerSource}
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/Encryption.java