curl --request POST \
  --url https://statsigapi.net/console/v1/tags \
  --header 'Content-Type: application/json' \
  --header 'STATSIG-API-KEY: <api-key>' \
  --data '{
  "name": "my_tag",
  "description": "my tag description",
  "isCore": true
}'

{
  "message": "Tag created successfully",
  "data": {
    "id": "string",
    "name": "a tag",
    "description": "a description",
    "isCore": false
  }
}