Пожалуйста, прочитайте ссылку Getting started
на той же странице.
https://docs.wso2.com/display/AM220/apidocs/store/index.html#guide
Например.
curl -k -X POST -H "Authorization: Basic YWRtaW46YWRtaW4=" -H "Content-Type: application/json" -d @payload.json https://localhost:9443/client-registration/v0.12/register
Тело запроса образца:
{
"callbackUrl": "www.google.lk",
"clientName": "rest_api_store",
"owner": "admin",
"grantType": "password refresh_token",
"saasApp": true
}