# Convert currencies between balances (v1) (deprecated)

This endpoint is deprecated. Use the [balance movements endpoint](/api-reference/legacy/balance/balancemovement) to move and convert between balances instead.
Convert funds between your multi-currency account currencies.
Quote which is used in this call must be created with `"payOut": "BALANCE"`.
Note that this call needs an extra field in header called `X-idempotence-uuid`.

Endpoint: POST /v1/borderless-accounts/{borderlessAccountId}/conversions
Security: UserToken

## Security:

  - `UserToken` (unknown)
    http bearer JWT

## Path parameters:

  - `borderlessAccountId` (integer, required)
    Your borderless account ID.

## Header parameters:

  - `X-idempotence-uuid` (string, required)
    Unique identifier assigned by you. Used for idempotency check purposes. Should your call fail for technical reasons then you can use the same value again for making retry call.

  - `X-External-Correlation-Id` (string)
    Optional UUID for correlating requests across systems. If provided, Wise echoes it back in the response. Maximum 36 characters. [Learn more](/guides/developer/headers/correlation-id).

## Request fields (application/json):

  - `quoteId` (integer, required)
    Conversion quote ID.
    Example: 1234

## Response 200:

  - `200` (unknown)
    Conversion result.

## Response 200 headers (application/json):

  - `X-External-Correlation-Id` (string)
    Echoed back when `X-External-Correlation-Id` was included in the request. [Learn more](/guides/developer/headers/correlation-id).
    Example: f47ac10b-58cc-4372-a567-0e02b2c3d479

  - `x-trace-id` (string)
    Unique trace identifier assigned by Wise. Useful when contacting support about a specific request.
    Example: fba501b6d453b96789f52338f019341f

## Response 429:

  - `429` (unknown)
    Rate limit exceeded. Retry after the number of seconds specified in the `Retry-After` header.

## Response 429 headers (application/json):

  - `Retry-After` (integer)
    Number of seconds to wait before retrying the request.
    Example: 5

  - `X-Rate-Limited-By` (string)
    Identifies the rate limiter that triggered the 429 response.
    Example: wise-public-api

  - `X-External-Correlation-Id` (string)
    Echoed back when `X-External-Correlation-Id` was included in the request. [Learn more](/guides/developer/headers/correlation-id).
    Example: f47ac10b-58cc-4372-a567-0e02b2c3d479

  - `x-trace-id` (string)
    Unique trace identifier assigned by Wise. Useful when contacting support about a specific request.
    Example: fba501b6d453b96789f52338f019341f