---
title: "Adds one-time top up data block to service line"
method: POST
path: "/public/v2/service-lines/{serviceLineNumber}/data/top-up"
tags: ["Service Lines"]
---

# Adds one-time top up data block to service line

`POST /public/v2/service-lines/{serviceLineNumber}/data/top-up`

Required permission: Service plan, Edit.<br/>Service line must be on a top up plan

## Path parameters

- `serviceLineNumber` string, required

## Request body

- AddDataBlockRequest
  - `productId` string, required — Product Id for data blocks
  - `count` integer, required — Quantity of the specified data block to add

## Response `200`

Successfully added data block

- ServiceResponse
  - `errors` ValidationResult[], nullable
    - `memberNames` string[], nullable
    - `errorMessage` string, nullable
  - `warnings` ValidationResult[], nullable
    - `memberNames` string[], nullable
    - `errorMessage` string, nullable
  - `information` string[], nullable
  - `isValid` boolean

## Other responses

- `400` — Bad request. Invalid or missing parameter
- `401` — Unauthorized
- `403` — Missing required permission for this endpoint or resource
- `422` — Failed to update add data block to service line

---

[API](https://skmtc.net/starlink/apis/starlink-management-api.md) · [All operations](https://skmtc.net/starlink/apis/starlink-management-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/starlink/starlink-management-api/revisions/a730bd0ddb42/schema)