docs: public void setGlobalSecondaryIndexUpdates(java.util.Collection<GlobalSecondaryIndexUpdate> globalSecondaryIndexUpdates) {
          if (globalSecondaryIndexUpdates == null) {
              this.globalSecondaryIndexUpdates = null;
              return;
          }
  
          this.globalSecondaryIndexUpdates = new java.util.ArrayList<GlobalSecondaryIndexUpdate>(globalSecondaryIndexUpdates);
      }