curl --request POST \
  --url https://api.leen.dev/v1/provisioning/organizations/{organization_id}/connections \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "credentials": {
    "client_key": "<string>",
    "secret_key": "<string>"
  },
  "identifier": "<string>",
  "options": {
    "oauth2_redirect_urls": {
      "success": "<string>",
      "error": "<string>"
    }
  }
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "vendor": "<string>",
  "is_active": true,
  "refresh_interval_secs": 123,
  "timeout_secs": 123,
  "organization_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "health": {
    "description": "<string>",
    "details": [
      {
        "endpoint": "<string>"
      }
    ]
  },
  "oauth2_authorize_url": "<string>",
  "identifier": "<string>"
}