curl -X POST \
 /user/api-tokens \
 --header "Content-Type: application/json" \
 --header "Authorization: Bearer <token>" \
 --data '{
    "description": "My API token",
    "expiresAt": "2021-01-01T00:00:00+00:00"
}'

{
  "id": "A1B2C3D4E5F6G7H8I9J0",
  "token": "api_A1B2C3D4E5F6G7H8I9J0",
  "description": "My API token",
  "expiresAt": "2021-01-01T00:00:00+00:00"
}