public Builder setEntityClassBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        entityClass_ = value;
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }
<pre>
Required. The tag entity class name. This should match the class name
produced by the tag entity detection model.
</pre>

<code>string entity_class = 1 [(.google.api.field_behavior) = REQUIRED];</code>

@param value The bytes for entityClass to set.
@return This builder for chaining.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/TagParsingConfig.java