curl --request POST \
  --url https://api.example.com/v1/crm/integrations/ringostat/connect/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "connected": true,
  "extra": "<unknown>",
  "demo": true,
  "integration_period": 123
}
'

{
  "id": 123,
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "start_at": "2023-11-07T05:31:56Z",
  "end_at": "2023-11-07T05:31:56Z",
  "tenant": 123,
  "integration": 123,
  "connected": true,
  "extra": "<unknown>",
  "demo": true,
  "integration_period": 123
}