sample.js

onExchangeClick(operand) {
    this.setState((state) => {
      const exchangeColumn = state.filters.find(filter => filter.column === 'exchange');
      if (exchangeColumn.operand.indexOf(operand) === -1) {
        return ({
          filters: [
            ...state.filters.filter(f => f.column !== 'exchange'), // this will return other elements of filters array that has no column = exchange
            { ...exchangeColumn, operand: [...exchangeColumn.operand, operand] },
          ],
        });
      }
      return ({
        filters: [
          ...state.filters.filter(f => f.column !== 'exchange'),
          { ...exchangeColumn, operand: [...exchangeColumn.operand].filter(o => o !== operand) },
        ],
      });
    }, () => {
      const { filters } = this.state;
      this.executeSignalsQuery(filters);
    });
  }