# DTPG Wallet merchant API > Multi-tenant custodial wallet (WaaS) merchant API: HMAC request signing, deposit addresses, deposits, withdrawals, webhook events. 中文页面在根路径,英文页面在 /en/。 Machine-readable definition: /openapi.yaml. Every request must be signed as described in the Authentication guide. ## Table of Contents - [Authentication](/en/guide/authentication.md) - [Catalog](/en/reference/catalog.md) - [Code examples](/en/guide/examples.md) - [Conventions](/en/guide/conventions.md) - [Deposits](/en/reference/deposits.md) - [DTPG Wallet merchant API](/en.md) - [Endpoints](/en/reference.md) - [Errors](/en/guide/errors.md) - [Events (webhooks)](/en/reference/events.md) - [Quickstart](/en/guide/quickstart.md) - [User wallets](/en/reference/wallets.md) - [Webhooks (events)](/en/guide/webhooks.md) - [Withdrawals](/en/reference/withdraws.md) - [事件(回调)](/reference/events.md) - [充值](/reference/deposits.md) - [回调(事件)](/guide/webhooks.md) - [多语言示例](/guide/examples.md) - [快速开始](/guide/quickstart.md) - [接口一览](/reference.md) - [提现](/reference/withdraws.md) - [用户钱包](/reference/wallets.md) - [签名认证](/guide/authentication.md) - [资产目录](/reference/catalog.md) - [通用约定](/guide/conventions.md) - [错误处理](/guide/errors.md)