---
title: "PATCH /api/product-mapping/links/{linkId}"
method: PATCH
path: "/api/product-mapping/links/{linkId}"
tags: ["Product Mapping"]
---

# PATCH /api/product-mapping/links/{linkId}

`PATCH /api/product-mapping/links/{linkId}`

Allows update of supply chain link data.

## Path parameters

- `linkId` string, required

## Request body

- object
  - `supplyChainId` string, required
  - `lines` object[], required
    - `styleId` string, required
    - `unit` 'LITRE' | 'MILLILITRE' | 'CENTILITRE' | 'CUBIC_DECIMETRE' | 'CUBIC_METRE' | 'GALLON' | 'QUART' | 'PINT' | 'GILL' | 'FLUID_OUNCE' | 'FLUID_DRAM' | 'MINIM' | 'BUSHEL' | 'ACRE_FOOT' | 'CORD' | 'CUBIC_YARD' | 'CUBIC_FOOT' | 'CUBIC_INCH' | 'PECK' | 'METRE' | 'MILLIMETRE' | 'DECIMETRE' | 'CENTIMETRE' | 'INCH' | 'NAUTICAL_MILE' | 'MILE' | 'FURLONG' | 'ROD' | 'FATHOM' | 'YARD' | 'FOOT' | 'GRAM' | 'GRAM_PER_SQUARE_METER' | 'GRAM_PER_SQUARE_FOOT' | 'GRAM_PER_SQUARE_YARD' | 'OUNCE_PER_SQUARE_YARD' | 'MILLIGRAM' | 'KILOGRAM' | 'METRIC_TON' | 'POUNDS' | 'SHORT_TON' | 'LONG_TON' | 'HUNDREDWEIGHT' | 'SHORT_HUNDREDWEIGHT' | 'LONG_HUNDREDWEIGHT' | 'OUNCE' | 'DRAM' | 'GRAIN' | 'PENNYWEIGHT' | 'SCRUPLE' | 'STONE' | 'SQUARE_METRE' | 'SQUARE_DECIMETRE' | 'SQUARE_CENTIMETRE' | 'SQUARE_INCH' | 'SQUARE_MILE' | 'SQUARE_FEET' | 'SQUARE_ROD' | 'SQUARE_YARD' | 'PIECES' | 'PAIR' | 'PERCENTAGE' | 'DENIER' | 'JUTE' | 'ENGLISH_COUNT' | 'METRIC_COUNT' | 'WORSTED_COUNT' | 'TEX' | 'ACRE' | 'KILOWATT_HOUR' | 'MOUND', required
    - `secondaryQuantity` number
    - `secondaryUnit` 'LITRE' | 'MILLILITRE' | 'CENTILITRE' | 'CUBIC_DECIMETRE' | 'CUBIC_METRE' | 'GALLON' | 'QUART' | 'PINT' | 'GILL' | 'FLUID_OUNCE' | 'FLUID_DRAM' | 'MINIM' | 'BUSHEL' | 'ACRE_FOOT' | 'CORD' | 'CUBIC_YARD' | 'CUBIC_FOOT' | 'CUBIC_INCH' | 'PECK' | 'METRE' | 'MILLIMETRE' | 'DECIMETRE' | 'CENTIMETRE' | 'INCH' | 'NAUTICAL_MILE' | 'MILE' | 'FURLONG' | 'ROD' | 'FATHOM' | 'YARD' | 'FOOT' | 'GRAM' | 'GRAM_PER_SQUARE_METER' | 'GRAM_PER_SQUARE_FOOT' | 'GRAM_PER_SQUARE_YARD' | 'OUNCE_PER_SQUARE_YARD' | 'MILLIGRAM' | 'KILOGRAM' | 'METRIC_TON' | 'POUNDS' | 'SHORT_TON' | 'LONG_TON' | 'HUNDREDWEIGHT' | 'SHORT_HUNDREDWEIGHT' | 'LONG_HUNDREDWEIGHT' | 'OUNCE' | 'DRAM' | 'GRAIN' | 'PENNYWEIGHT' | 'SCRUPLE' | 'STONE' | 'SQUARE_METRE' | 'SQUARE_DECIMETRE' | 'SQUARE_CENTIMETRE' | 'SQUARE_INCH' | 'SQUARE_MILE' | 'SQUARE_FEET' | 'SQUARE_ROD' | 'SQUARE_YARD' | 'PIECES' | 'PAIR' | 'PERCENTAGE' | 'DENIER' | 'JUTE' | 'ENGLISH_COUNT' | 'METRIC_COUNT' | 'WORSTED_COUNT' | 'TEX' | 'ACRE' | 'KILOWATT_HOUR' | 'MOUND'

## Response `204`

Default Response

- object
  - `metadata` object, required
    - `success` boolean, required — True when the request succeeded.
  - `data` object, required
    - `success` boolean
    - `message` string

## Other responses

- `400` — Default Response
- `401` — Default Response
- `403` — Default Response
- `404` — Default Response
- `409` — Default Response

---

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