Builder asOfTimestamp(Long newAsOfTimestamp) {
      this.asOfTimestamp = newAsOfTimestamp;
      return this;
    }
Copy from Iceberg {@link ScanContext}. only change line 115 and expand the modifier. Context
object with optional arguments for a Flink Scan.
amoro-format-mixed/amoro-mixed-flink/amoro-mixed-flink-common-iceberg-bridge/src/main/java/org/apache/iceberg/flink/source/ScanContext.java