public Builder deprecatedFirstTimestamp(@Nullable Output<String> deprecatedFirstTimestamp) {
            $.deprecatedFirstTimestamp = deprecatedFirstTimestamp;
            return this;
        }
@param deprecatedFirstTimestamp deprecatedFirstTimestamp is the deprecated field assuring backward compatibility with core.v1 Event type.

@return builder
sdk/java/src/main/java/com/pulumi/kubernetes/events/v1/inputs/EventArgs.java