curl --location 'https://api.emix.ai/api/v1/client/tasks' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"model": "grok-imagine/extend",
"callBackUrl": "https://your-domain.com/api/callback",
"input": {
"task_id": "task_grok_12345678",
"prompt": "The camera slowly pans forward, showing the protagonist walking deeper into the forest, with the sunlight filtering through the leaves and casting dappled shadows.",
"extend_at": 2,
"extend_times": "6"
}
}'