curl --request GET \
  --url https://api.scholarlysoftware.com/api/v1/primary_appointments/{id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "type": "primary_appointment",
    "attributes": {
      "created_at": "<string>",
      "updated_at": "<string>",
      "custom_fields": {},
      "is_current": true,
      "title": "Associate Professor",
      "effective_from": "2025-01-01",
      "track_type": "Research",
      "external_id": "EMP001234",
      "effective_to": "2026-01-01",
      "terminated_on": "2026-12-31",
      "termination_note": "Resigned to accept position elsewhere",
      "percent_allocation": 100,
      "appointment_type": "<string>",
      "full_time": true,
      "note": "<div>This is a note with <strong>formatting</strong></div>",
      "note_as_plain_text": "This is a note with formatting"
    },
    "relationships": {
      "profile": {
        "links": {
          "related": "<string>"
        },
        "meta": {},
        "data": {
          "type": "profile",
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
        }
      },
      "rank": {
        "links": {
          "related": "<string>"
        },
        "meta": {},
        "data": {
          "type": "rank",
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
        }
      },
      "department": {
        "links": {
          "related": "<string>"
        },
        "meta": {},
        "data": {
          "type": "department",
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
        }
      },
      "campus": {
        "links": {
          "related": "<string>"
        },
        "meta": {},
        "data": {
          "type": "campus",
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
        }
      }
    }
  }
}