On the basis of a red notice issued by the Interpol at the behest of the Enforceement Directorate (ED), local police in Dubai arrested Ravi Uppal, one of the two main owners of the Mahadev online betting app, official sources said Wednesday. According to the officials privy with the matter, 43-year-old Uppal was detained last week in Dubai and the ED authorities are in touch with the Dubai authorities to get him deported to India.