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+title Walkthrough overview
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+
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+IoT device <-> data owner : Configures IoT device with the node
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+IoT device <-> node : IoT device "sends" data to the node
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+note right of node : "data" : "owner-only"
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+data owner -> node: Sets data entitlement to "can-discover"
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+note right of node : "data" : "can-discover"
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+node -> metadata : notify the metadata service that data exists and location
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+data requester -> metadata : search
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+metadata -> data requester : search results
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+data requester -> node : data request
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+node -> data requester : data request refused
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+data requester -> node : entitlement request
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+data owner -> node: Sets data entitlement to "can-access"
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+note right of node : "data" : "can-access"
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+data requester -> node : data request
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+node -> data requester : data
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