MixpanelClient = require('resin-mixpanel-client')

...
if eventType is 'signup'
    MixpanelClient.signup userId, -> # optional callback

if (eventType is 'login')
    MixpanelClient.login userId, -> #

MixpanelClient.set props, -> #
MixpanelClient.setOnce props, -> #

MixpanelClient.setUser props, to, -> #
MixpanelClient.setUserOnce props, to, -> #

MixpanelClient.track eventName, properties, -> #

if (eventType is 'logout')
    MixpanelClient.logout -> #