How does the system work for Singaporean Users?

Scenario 3: SG Citizen
- ID used for registration: SG NRIC
- Process: Singaporean users will be able to register by entering their SG NRIC.
- System Record:
  - ID: Passport Number
  - ID Type: Passport
  - Reg ID: SG NRIC Number
  - Reg ID Type: SG NRIC
  - Nationality: Singaporean