Requests QR code authentication by scanning a QR code on another logged in device. Works only when the current
authorization state is authorizationStateWaitPhoneNumber, or if there is no pending authentication query and the current
authorization state is authorizationStateWaitEmailAddress, authorizationStateWaitEmailCode, authorizationStateWaitCode,
authorizationStateWaitRegistration, or authorizationStateWaitPassword.
Request type for Tdjson#requestQrCodeAuthentication.
Requests QR code authentication by scanning a QR code on another logged in device. Works only when the current authorization state is authorizationStateWaitPhoneNumber, or if there is no pending authentication query and the current authorization state is authorizationStateWaitEmailAddress, authorizationStateWaitEmailCode, authorizationStateWaitCode, authorizationStateWaitRegistration, or authorizationStateWaitPassword. Request type for Tdjson#requestQrCodeAuthentication.