wirexapp

Wirex BaaS authentication — how to authenticate API requests. Server-to-Server OAuth2 token exchange (POST /api/v1/token), user-scoped token issuance (POST /api/v1/user/authorize), Privy-based authentication. Covers required headers (Authorization, X-Chain-Id, X-User-Address/Email/Id), token caching strategy (48h validity, 5min refresh buffer), and security best practices.

Wirex BaaS card management — issue Visa cards, retrieve card details, manage card lifecycle. Covers virtual, plastic, and metal card issuance and fees, card activation, block/unblock/close, card name change, sensitive card details (PAN/CVV/PIN via PCI endpoints with signature or OTP), spending limits (per-transaction/daily/monthly/lifetime), card transaction lifecycle (on-chain debit/credit with withdrawal and transfer), and 3DS authentication (OTP via SMS and webhook in-app confirmation approve/decline).

Wirex BaaS crypto asset management — check balances, deposit crypto, withdraw tokens. Covers wallet balance queries (GET /api/v1/wallet), unified balance model (WUSD/WEUR on Base), multi-chain deposits via Rhino.fi (9 chains: Ethereum, Arbitrum, Polygon, Optimism, BSC, Base, Kaia, TRON, Solana), ERC20 on-chain withdrawals (two-phase delay pattern), and smart contract ABI reference.

Wirex BaaS sandbox testing — simulate real-world scenarios in the development environment. Helper API (ramc.wirexapp.tech) for minting test tokens, simulating SEPA deposits and transfers (complete/revert), ACH customer activation and transfers, and card transactions (POS/EPOS/ATM/credit). Includes sandbox test credentials and token addresses. Interactive docs at ramc.wirexapp.tech/api-docs/.

Wirex BaaS webhooks and activity history — receive real-time event notifications and query transaction history. Covers all v2 webhook endpoints (wallets, balances, cards, card-limits, 3ds, activities, recipients, erc-withdrawals), v1 legacy webhooks (users, accounts/fiat), delivery specs (POST JSON, 10s timeout, no automatic retry), and the activity history feed (GET /api/v1/activity/feed with pagination and filters).

Wirex BaaS money transfers — send money to bank accounts and cards. Covers SEPA transfers (EUR, 28 European countries), ACH transfers (USD, 34+ countries), Push-to-Card payouts (PCI tokenization, OCT rails), and recipient management (6 types: Card, SEPA, ACH, Crypto, FasterPayment, SWIFT). All transfers follow the estimate-then-execute pattern.

Wirex BaaS user onboarding — create users, deploy wallets, verify identity. Covers user registration (POST /api/v2/user), smart wallet deployment (ERC-4337 Account Abstraction), three KYC verification flows (Wirex Hosted, SumSub Shared, API Reliance), user profile and capabilities (GET /api/v2/user), phone confirmation, and document upload.