def apply_limit(kind, seconds = nil)
      @apply_limit ||= {}
      if seconds
        @apply_limit[kind.to_sym] = seconds.to_i
      end
      @apply_limit[kind.to_sym].to_i
    end
def apply_limit(kind, seconds = nil)
      @apply_limit ||= {}
      if seconds
        @apply_limit[kind.to_sym] = seconds.to_i
      end
      @apply_limit[kind.to_sym].to_i
    end
Apply time limit for data type

 @param kind [String, Symbol] data type
 @param seconds [Integer]
 return [Integer]