Did you manage to implement it in PHP?, it took a couple of days and I can't get it to work in PHP, but it does work in POSTMAN
Please refer to the below question, it is a link where this has been adressed,
https://community.developers.refinitiv.com/questions/26518/php-curl-response-is-blank.html
Kindly note, we do not provide code samples for integration they are only for testing purposes and for you gain reference from , you will have to develop the integration on your side.