---
title: "POST /ver2/MaterialGroupService.svc/materialGroups/trackingMac/{materialGroupIdOrName}"
method: POST
path: "/ver2/MaterialGroupService.svc/materialGroups/trackingMac/{materialGroupIdOrName}"
tags: ["MaterialGroup"]
---

# POST /ver2/MaterialGroupService.svc/materialGroups/trackingMac/{materialGroupIdOrName}

`POST /ver2/MaterialGroupService.svc/materialGroups/trackingMac/{materialGroupIdOrName}`

## Request

- Base URL: `https://api.enviance.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.enviance.com/ver2/MaterialGroupService.svc/materialGroups/trackingMac/{materialGroupIdOrName}`
- Auth: none declared
- TypeScript: <https://skmtc.dev/enviance/apis/restapi/docs/ver2/MaterialGroupService.svc/materialGroups/trackingMac/:materialGroupIdOrName/post.ts> (a function with typed inputs; its response is checked against the schema)

envianceSdk.materialGroups.updateDependentMacs
```
[
  "Material Group 2",
  [
    "70EEE1F5-E4E9-4AEC-9ABD-46F7D5CECAFF",
    "0128E876-42C3-4820-8219-000A3F2409BB"
  ],
  "onsuccess",
  "onerror"
]
```

## Path parameters

- `materialGroupIdOrName` string, required

## Headers

- `EnvApi-Systemid` string
- `EnvApi-Packageid` string
- `EnvApi-Udf-DateTime-Iso-In-CustomFields` string
- `EnvApi-Udf-DateTime-ReadInUserTz` string
- `EnvApi-Udf-Value-Invariant` string
- `EnvApi-Localization-All` string
- `x-client-request-id` string

## Request body

- UpdateDependentMac
  - `macIds` string[]

## Response `default`

not available

- string, guid

---

[API](https://skmtc.dev/enviance/apis/restapi.md) - [All operations](https://skmtc.dev/enviance/apis/restapi/llms.txt) - [OpenAPI document](https://skmtc.dev/enviance/apis/restapi/revisions/45b2200a8cf2?raw)