# File lib/new_relic/agent/transaction/trace.rb, line 134
        def to_collector_array(encoder)
          [
            NewRelic::Helper.time_to_millis(self.start_time),
            NewRelic::Helper.time_to_millis(self.root_node.duration),
            NewRelic::Coerce.string(self.transaction_name),
            NewRelic::Coerce.string(self.uri),
            encoder.encode(trace_tree),
            NewRelic::Coerce.string(self.guid),
            nil,
            forced?,
            NewRelic::Coerce.int_or_nil(xray_session_id),
            NewRelic::Coerce.string(self.synthetics_resource_id)
          ]
        end