json.data do
  json.array! @data do |d|
    json.value d.id
    json.name "#{d.business.number} / #{d.business.department&.school&.name.to_s}#{d.business.department&.name.to_s} / #{d.business.name} / #{d.business.last_follow_up&.actual_amount}万 /  #{d.business.last_follow_up&.return_money}万 /#{d.date_at.to_s(:date)}"
  end
end
json.count @data.size
json.code 0
json.msg "success"