curl --request POST \
  --url https://api.mentionlab.io/api/entities \
  --header 'Content-Type: application/json' \
  --header 'x-project-id: <x-project-id>' \
  --data '
{
  "name": "Samsung",
  "type": "brand",
  "isOwned": true,
  "isPrimary": false,
  "isCompetitor": false,
  "isBlacklisted": false,
  "groupId": "550e8400-e29b-41d4-a716-446655440000"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "slug": "<string>",
  "isOwned": true,
  "isPrimary": true,
  "isCompetitor": true,
  "isBlacklisted": true,
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "group": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>",
    "slug": "<string>"
  },
  "canonicalId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}