Step 5: Upload the Configuration via CAS API

Use the CAS API to create the Composable Parent Segment from your configuration file.

API Endpoint

POST https://api-cas.<region>.treasuredata.com/composable_audiences

Regional endpoints:

Region	Endpoint
US	`https://api-cas.treasuredata.com/composable_audiences`
Tokyo	`https://api-cas.treasuredata.co.jp/composable_audiences`
EU01	`https://api-cas.eu01.treasuredata.com/composable_audiences`

Authentication

Include a Treasure API key in the Authorization header using the TD1 scheme.

Request

Headers:

Authorization: TD1 <your_api_key>
Content-Type: application/json

Body: The JSON configuration file created in Step 4.

Example: Upload Using curl

curl -X POST https://api-cas.treasuredata.com/composable_audiences \
  -H "Authorization: TD1 <your_api_key>" \
  -H "Content-Type: application/json" \
  -d @parent_segment_config.json

Replace:

<your_api_key> with your Treasure Data Master API key
parent_segment_config.json with the path to your configuration file

Response

On success, the API returns the created Parent Segment with an assigned ID. Save this ID for future reference.