Create graph

curl --location --request POST https://api.writer.com/v1/graphs \
 --header "Authorization: Bearer <token>" \
 --header "Content-Type: application/json" \
--data-raw '{"name":"string"}'

{
  "id": "50daa3d0-e7d9-44a4-be42-b53e2379ebf7",
  "created_at": "2024-07-10T13:34:28.301201Z",
  "name": "Example Knowledge Graph",
  "description": "Example description"
}