PASAR API

🇲🇾 U Mobile Open Gateway ~ GSMA network APIs (SIM Swap, Device Location, Number Verify)

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First public GSMA Open Gateway / CAMARA portal by a MY telco. Sandbox for testing; production needs onboarding.

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# U Mobile Open Gateway ~ GSMA network APIs (SIM Swap, Device Location, Number Verify) needs OAuth credentials.
# No single public base URL ~ start from the docs:
# https://opgw.u.com.my/

AI prompt

I'm integrating a Malaysian API into my app.

API: U Mobile Open Gateway ~ GSMA network APIs (SIM Swap, Device Location, Number Verify)
Provider: U Mobile
Auth: requires OAuth credentials (sign up: https://opgw.u.com.my/)
Pricing: paid

Help me set up authentication and make my first successful request ~ explain exactly where the credentials go.