curl --request PUT \
  --url https://api.example.com/v1/crm/integrations/wazzup/settings/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "api_key": "<string>",
  "funnel_id": 123,
  "stage_id": 123
}
'

{
  "api_key": "<string>",
  "funnel_id": 123,
  "stage_id": 123
}