curl --request PATCH \
--url http://api.salesjourney.io/sale_order/{saleOrderIdentifier} \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"customFields": {
"4461f869-1b49-4d89-f3fe-f4d5e5c40607": "12852"
}
}'