...
{
"resourceType": "CodeSystem",
"url": "http://snomed.info/xsctsct", /* This system holds (combinations of) published codes */
"version": "http://snomed.info/xsct/1234007", /* The supplement includes the unpublished content in this module */
"content": "supplement",
"supplements": "http://snomed.info/sct|http://snomed.info/sct/900000000000207008/version/20220131", /* Supplements a specific module and version */
"valueSet": "http://snomed.info/xsct/1234007?fhir_vs" /* Is this correct? */
}
...