bucket: The name of a data bucket in initialstate, if it doesn't exist it will be created
access_key: The key from step 3
Save your device options and go to the Octoblu designer page.
Drag your Initial-State node into the designer, you'll see some options in the Thing Inspector when you select it.
event: The name of the event
value: the value of the event. You can use {{mustache.notation}} to reference incoming payload within the flow i.e {{msg.price}}