curl --location '/v1/onboardings//process' \
--header 'X-API-KEY: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"return_url": "https://partner.example.com/onboarding/callback"
}'{
"success": true,
"message": "Onboarding submitted for processing",
"data": {
"id": "98bd2a69-abf9-4eab-899b-0f23a29aa8bf",
"onboarding_url": "https://checkoutshopper-live.adyen.com/checkoutshopper/onboarding/...",
"legal_entity_id": "LE00000000000000000000001",
"status": "PROCESSING"
}
}