Create a note for a customer

curl --request POST \
  --url https://dev.flextell.ai/api/v1/customers/{id}/notes \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "content": "<string>",
  "user_id": 123
}
'

{
  "success": "<string>",
  "data": {
    "id": 123,
    "content": "<string>",
    "user_id": 123,
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "deleted_at": "2023-11-07T05:31:56Z",
    "author": {
      "id": 123,
      "name": "<string>"
    }
  }
}