OpenIntegrations/docs/en/examples/HTTPClient/AddBearerAuthorization.txt

    URL = FunctionParameters["HTTP_URL"];
    URL = URL + "/get";

    Result = OPI_HTTPRequests.NewRequest()
        .Initialize()
        .SetURL(URL)
        .AddBearerAuthorization("123123") // <---
        .ProcessRequest("GET")
        .ReturnResponseAsJSONObject();