Yes it does via nip44v2. I added vaccine tracking from a us...

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86e0fb62febd4a97fa22a4d1cc897e1c3e58dc3db65cb0270d76bda2091c45b0...
Yes it does via nip44v2. I added vaccine tracking from a user request. If you don't enable relay backup or partner sync then all the data stays on the local device.
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