curl --request POST \
  --url https://api.eflow.team/v1/networks/custom/landingpage \
  --header 'Content-Type: application/json' \
  --header 'X-Eflow-Api-Key: <api-key>' \
  --data '
{
  "network_offer_id": 123,
  "network_affiliate_id": 123,
  "url": "<string>",
  "status": "active"
}
'

{
  "custom_landing_page_id": 123,
  "network_id": 123,
  "network_offer_id": 123,
  "network_affiliate_id": 123,
  "url": "<string>",
  "status": "active",
  "time_created": 123,
  "time_saved": 123
}