---
title: "Changes to POST /udl/track/createBulk"
method: POST
path: "/udl/track/createBulk"
---

# Changes to POST /udl/track/createBulk

`POST /udl/track/createBulk`

> Every recorded change to this operation, newest first.
> 12 revisions in range; 1 could not be searched.

## Timeline

Changed in 4 of 12 revisions.

- **2026-03-25** `173e4aff893f`: 2 info
- **2025-09-26** `45631f9bb3f0`: 6 warning, 6 info
- **2025-05-29** `4e1cbc17e814`: 3 info
- **2025-04-16** `75f764c843a9`: 2 info

## Changes

- **2026-03-25** `173e4aff893f`: 2 info
  - added the new optional request property `items/covReferenceFrame`
  - added the new optional request property `items/grndSpd`
- **2025-09-26** `45631f9bb3f0`: 6 warning, 6 info
  - the `items/course` request property's max was set to `360.00`
  - the `items/hdng` request property's max was set to `360.00`
  - the `items/trkConf` request property's max was set to `1.00`
  - the `items/course` request property's min was set to `0.00`
  - the `items/hdng` request property's min was set to `0.00`
  - the `items/trkConf` request property's min was set to `0.00`
  - added the new optional request property `items/contextKeys`
  - added the new optional request property `items/contextValues`
  - added the new optional request property `items/eNUGroundVel`
  - added the new optional request property `items/objDescription`
  - added the new optional request property `items/vertUnc`
  - added the new optional request property `items/wanderAng`
- **2025-05-29** `4e1cbc17e814`: 3 info
  - added the new optional request property `items/attitude`
  - added the new optional request property `items/attitudeRate`
  - added the new optional request property `items/eNUAcc`
- **2025-04-16** `75f764c843a9`: 2 info
  - api operation id `createBulks_39` removed and replaced with ``
  - the endpoint scheme security `BasicAuth` was removed from the API

---

[Operation](https://skmtc.dev/bluestaq/apis/unified-data-library-services-api/docs/udl/track/createBulk/post.md) - [API](https://skmtc.dev/bluestaq/apis/unified-data-library-services-api.md) - [Page](https://skmtc.dev/bluestaq/apis/unified-data-library-services-api/changes/udl/track/createBulk/post)