let params = B2BPasswordExistingPasswordResetParameters(
    organizationId: "org-test-d5a3b680-e8a3-40c0-b815-ab79986666d0",
    emailAddress: "user@example.com",
    existingPassword: "oldpassword",
    newPassword: "newpassword",
    sessionDurationMinutes: 30
)
let response = try await StytchB2B.passwords.existingPassword.reset(params)