### What problem does this PR solve?
Fix register user
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
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Signed-off-by: Jin Hai <haijin.chn@gmail.com>
### What problem does this PR solve?
Now each model support region with different URL
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
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Signed-off-by: Jin Hai <haijin.chn@gmail.com>