curl --location --request POST 'http://dev-cn.your-api-server.com/api/rest/v1/variations/universal-upscaler' \
--header 'authorization;' \
--header 'content-type: application/json' \
--data-raw '{
"upscalerStyle": "GENERAL",
"creativityStrength": 5,
"upscaleMultiplier": 1.5
}'
{
"universalUpscaler": {
"id": "string",
"apiCreditCost": 0
}
}