# map_asset_origin · FT4 Rell API · Chromia Docs (concept)

> function map_ asset_ origin(asset_ origin: asset_origin ): (asset: (id: byte_ array, name: text, symbol: text, decimals: integer, blockchain_ rid: byte_ ar

Source: https://docs.chromia.com/pages/ft4-rell/-f-t4-library/lib.ft4.core.crosschain/map_asset_origin/

FUNCTION

# map\_asset\_origin

```signature
function map_asset_origin(asset_origin: asset_origin): (asset: (id: byte_array, name: text, symbol: text, decimals: integer, blockchain_rid: byte_array, icon_url: text, type: text, supply: big_integer), origin_blockchain_rid: byte_array)
```

[Source](https://gitlab.com/chromaway/ft4-lib/-/blob/development/rell/src/lib/ft4/core/crosschain/mappers.rell#lines-6)

Maps an asset\_origin into a readable format for the frontend.

**Parameters**

* **asset\_origin** — the asset\_origin to retrieve

[View this page on docs.chromia.com](https://docs.chromia.com/pages/ft4-rell/-f-t4%20-library/lib.ft4.core.crosschain/map_asset_origin.html)Generated API reference, mirrored from the live docs