From 2989588d6f6e4c46404d3b9d5c2a4f414a40e5b6 Mon Sep 17 00:00:00 2001
From: Marcin Grzejszczak
traceId - the id of the latency graph that contains the span
exportable - whether the log should be exported to Zipkin or not
+exportable - whether the log should be exported to Zipkin or not. When would you like the span not to be +exportable? In the case in which you want to wrap some operation in a Span and have it written to the logs +only.
spring.sleuth.zuul.enabled property