---
title: "Add an asset to an internal wallet"
method: POST
path: "/internal_wallets/{walletId}/{assetId}"
tags: ["Internal wallets"]
---

# Add an asset to an internal wallet

`POST /internal_wallets/{walletId}/{assetId}`

## Request

- Base URL: `https://api.fireblocks.io/v1`
- URL: `https://api.fireblocks.io/v1/internal_wallets/{walletId}/{assetId}`
- Auth: none declared
- TypeScript: <https://skmtc.dev/fireblocks/apis/fireblocks-api/docs/internal_wallets/:walletId/:assetId/post.ts> (a function with typed inputs; its response is checked against the schema)

Adds an asset to an existing internal wallet.

## Path parameters

- `walletId` string, required
- `assetId` string, required

## Headers

- `Idempotency-Key` string

## Request body

- CreateInternalWalletAssetRequest
  - `address` string, required: The wallet's address or, for EOS wallets, the account name
  - `tag` string: for XRP wallets, the destination tag; for EOS, the memo; for the fiat providers (BLINC by BCB Group), the Bank Transfer Description

## Response `200`

A Wallet Asset object

- WalletAsset
  - `id` string
  - `balance` string
  - `lockedAmount` string
  - `status` 'WAITING_FOR_APPROVAL' | 'APPROVED' | 'CANCELLED' | 'REJECTED' | 'FAILED'
  - `address` string
  - `tag` string
  - `activationTime` string

## Other responses

- `default`: Error Response

---

[API](https://skmtc.dev/fireblocks/apis/fireblocks-api.md) - [All operations](https://skmtc.dev/fireblocks/apis/fireblocks-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fireblocks/apis/fireblocks-api/revisions/4eba9965659a?raw)