{"status":"ok","message":"Self Finance API Server","version":"1.0.0","endpoints":{"plaid":["POST /api/plaid/create-link-token","POST /api/plaid/exchange-token","POST /api/plaid/accounts","POST /api/plaid/transactions"],"visa":["POST /api/visa/enroll-card","POST /api/visa/get-cards","POST /api/visa/transactions","POST /api/visa/validate-card","POST /api/visa/subscribe-alerts","POST /api/visa/remove-card","POST /api/visa/spending-insights","POST /api/visa/callbacks"]},"mode":"sandbox"}