{"service":"Subscriber Authentication & Profile API","version":"1.0.0","endpoints":["POST /api/auth/request-otp","POST /api/auth/validate-otp","POST /api/auth/refresh-token","GET /api/subscribers/me","GET /api/subscribers/me/permissions","GET /api/subscribers/me/hierarchy","GET /clients/search","GET /clients/{client_id}","GET /clients/{client_id}/relationships","GET /clients/{client_id}/goals","GET /clients/{client_id}/risk-profile"]}