Function RegistrationSetUsername

RegistrationSetUsername(
    input: RegistrationSetUsernameInput,
): Effect<
    {
        regContext: string
        | null;
        regInfo: { screen_visited: string[]; username_prefill: string };
        registrationFlowId: string;
        waterfallId: string;
    },
    | IgApiError
    | RequestError
    | ParseError
    | TransportError
    | RegistrationUsernameTakenError
    | RegistrationChallengeRequiredError
    | RegistrationSpamError,
    MobileDevice
    | GraphqlJsonHttp
    | MobileApplication,
>
Internal
Step 7: Set username.

Calls username.async.
Parameters
- input: RegistrationSetUsernameInput
Returns Effect<
    {
        regContext: string
        | null;
        regInfo: { screen_visited: string[]; username_prefill: string };
        registrationFlowId: string;
        waterfallId: string;
    },
    | IgApiError
    | RequestError
    | ParseError
    | TransportError
    | RegistrationUsernameTakenError
    | RegistrationChallengeRequiredError
    | RegistrationSpamError,
    MobileDevice
    | GraphqlJsonHttp
    | MobileApplication,
>