curl -X POST https://api.bodhveda.com/preferences \
  -H "Authorization: Bearer bv_xxxxxxxxx" \
  -H "Content-Type: application/json" \
  -d '{
    "channel": "digest",
    "topic": "none",
    "event": "sent",
    "medium": "email",
    "label": "Daily digest",
    "default_enabled": true
  }'

{
  "message": "Project preference created",
  "data": {
    "id": 12,
    "project_id": 1,
    "target": {
      "channel": "digest",
      "topic": "none",
      "event": "sent"
    },
    "medium": "email",
    "default_enabled": true,
    "label": "Daily digest",
    "created_at": "2025-11-07T05:31:56Z",
    "updated_at": "2025-11-07T05:31:56Z"
  }
}

{
  "error": "<string>",
  "details": "<string>"
}