curl --request PUT \
  --url https://api.virtuoussoftware.com/api/OrganizationGroup/{organizationGroupId}/contacts/{contactId} \
  --header 'Authorization: Bearer <token>'

{
  "organizationGroupId": "<integer>",
  "organizationGroupUrl": "<string>",
  "organizationId": "<integer>",
  "organizationName": "<string>",
  "organizationGroupName": "<string>",
  "organizationGroupLocation": "<string>",
  "organizationGroupDescription": "<string>",
  "contactId": "<integer>",
  "contactName": "<string>",
  "contactUrl": "<string>"
}