LD_LIBRARY_PATH=../lib ./mosquitto_sub \ \ -V mqttv5 -C 10 -t \$SYS/# -v -U unsub --will-topic will --will-payload '{"key":"value"}' \ \ -D connect authentication-data password \ -D connect authentication-method something \ -D connect maximum-packet-size 0191 \ -D connect receive-maximum 1000 \ -D connect request-problem-information 1 \ -D connect request-response-information 1 \ -D connect session-expiry-interval 39 \ -D connect topic-alias-maximum 123 \ -D connect user-property connect up \ \ -D will content-type application/json \ -D will correlation-data some-data \ -D will message-expiry-interval 59 \ -D will payload-format-indicator 1 \ -D will response-topic /dev/null \ -D will user-property will up \ -D will will-delay-interval 100 \ \ -D subscribe subscription-identifier 1 \ -D subscribe user-property subscribe up \ \ -D unsubscribe user-property unsubscribe up \ \ -D disconnect reason-string "reason" \ -D disconnect session-expiry-interval 40 \ -D disconnect user-property disconnect up