curl --request POST \
  --url https://api.pocketsflow.com/newsletters/posts \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "title": "<string>",
  "content": "<string>",
  "excerpt": "<string>",
  "coverImage": "<string>",
  "tags": [
    "<string>"
  ],
  "status": "draft",
  "publishAt": "2023-11-07T05:31:56Z"
}
'