sfmc-ssjs-create-push-notification.html

<script runat="server">
  Platform.Load("Core","1.1.1");

  var authEndpoint = 'https://xxxxxxxxxxxxxxxxx.auth.marketingcloudapis.com';
  var grantType = 'client_credentials';
  var clientId = 'xxxxxxxxxxxxxxx';
  var clientSecret = 'xxxxxxxxxxxxxxxx';
  var url = authEndpoint + '/v2/token';
  var contentType = 'application/json';

  try {
    var authenticatedResponse = requestSFMCToken(url, contentType, grantType, clientId, clientSecret);
    
    var accessToken = 'Bearer ' + authenticatedResponse.access_token;
    var restInstanceUrl = authenticatedResponse.rest_instance_url;
    var url = restInstanceUrl + 'push/v1/message';
    
    
    
    // create push
    var appId = 'xxxxxxxxx-23ijko124';
    var appName = 'App IOS';
    
    var pushName = 'push_nome';
    var pushTitle = 'título';
    var pushContent = 'conteúdo';
    var pushLink = '';
    var pushSendDate = '2023-07-20T19:10:00Z';
    var pushScheduleStatus = '2'; //1 = draft - 2 = active
    var deExternalKey = '';
    var url = restInstanceUrl + 'push/v1/message';

    var result = createPushNotification(url, contentType, accessToken, pushName, appId, appName, pushTitle, pushContent, pushScheduleStatus, pushLink, pushSendDate, deExternalKey);

  } catch (error) {
    // log error in Data extension
    Write(Stringify(error));
  }
  
  function requestSFMCToken(url, contentType, grantType, clientId, clientSecret) {
    var authResponse = HTTP.Post(url, contentType, Stringify({
      grant_type: grantType,
      client_id: clientId,
      client_secret: clientSecret
    }));
    return Platform.Function.ParseJSON(authResponse.Response[0]);
  }

  function createPushNotification(url, contentType, accessToken, pushName, appId, appName, pushTitle, pushContent, pushScheduleStatus, pushLink, pushSendDate, deExternalKey) {
    var payload = {
      messageType: "1", // outbound
      contentType: "1", // alert
      name: pushName,
      application: {
        id: appId,
        name: appName
      },
      title: pushTitle,
      alert: pushContent,
      status: pushScheduleStatus, 
      sendInitiator: "0", //0 = ui - 2 = automation
      openDirect: pushLink,
      startDate: pushSendDate,
      inclusionDataExtensions: [{
        id: deExternalKey
      }]
    };

    return HTTP.Post(url, contentType, Stringify(payload), ['Authorization'], [accessToken]);
  }
</script>

Apenas um teste de criação de Pushs via Automation Studio - Script.