curl --location --request PUT 'https://zatoona-ai.com/api/v1/study/plans/<plan-uuid>' \
--header 'Authorization: Bearer {{token}}' \
--header 'Content-Type: application/json' \
--data-raw '{
"daily_hours": 3,
"study_days": ["saturday", "monday", "wednesday"],
"exam_date": "2025-07-01"
}'{}