curl --request POST \
  --url https://app.concretehq.com/api/v1/companies \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "name": "New Company Name",
  "primaryDomain": "newcompany.com",
  "domains": [
    "newcompany.com",
    "newco.io"
  ],
  "alternativeNames": [
    "NewCo",
    "New Co"
  ],
  "headline": "Company description",
  "linkedinSlug": "new-company",
  "twitterSlug": "newcompany",
  "crunchbaseSlug": "new-company"
}'

{
  "publicId": "abc123def456"
}