def next_options(opts, record_count)
      old_start = opts['params'].fetch('start', 0)
      opts['params']['start'] = old_start.to_i + record_count
      opts
    end
def next_options(opts, record_count)
      old_start = opts['params'].fetch('start', 0)
      opts['params']['start'] = old_start.to_i + record_count
      opts
    end
Given a current set of options and a number of records from the last
 request, generate the options for the next request.

 @param opts [Hash] an options hash from the previous request
 @param record_count [#to_i]

 @return [Hash] the next request's options hash