Salesforce Apex Code for triggering Process Automation Webhook and passing data.

gistfile1.txt

global class PDprocessautomation implements Process.Plugin { 
global Process.PluginResult invoke(Process.PluginRequest request) { 

//Add Payload Parameters - 4 payload paramters in this case; Modify for more
        String item1 = (String) request.inputParameters.get('item1');
        String item2 = (String) request.inputParameters.get('item2');
        String item3 = (String) request.inputParameters.get('item3');
        String item4 = (String) request.inputParameters.get('item4');
   //Request
    Http h = new Http();
    HttpRequest req = new HttpRequest();
   //Modify to your own endpoint
    
    req.setEndpoint('https://rdse.runbook.pagerduty.cloud/api/41/webhook/XXXXXXXX');
    req.setMethod('POST');
    req.setHeader('Content-Type', 'application/json');
    
    //payload below - Modify payload names if necessary
    req.setBody('{"email": "'+item1+'","businessunit": "'+item2+'","notes": "'+item3+'","duration": "'+item4+'"}');
            
           
    HttpResponse res = h.send(req);
 
        // return to Flow
        Map<String,Object> result = new Map<String,Object>(); 
        return new Process.PluginResult(result); 
    } 

    // Returns the describe information for the interface
    global Process.PluginDescribeResult describe() { 
        Process.PluginDescribeResult result = new Process.PluginDescribeResult(); 
        result.Name = 'PDprocessautomation';
        result.Tag = 'Automation';
        //Add new list paramaters to be displayed in the UI
        result.inputParameters = new 
         List<Process.PluginDescribeResult.InputParameter>{ 
               new Process.PluginDescribeResult.InputParameter('item1', 
               Process.PluginDescribeResult.ParameterType.STRING, true),
               new Process.PluginDescribeResult.InputParameter('item2', 
               Process.PluginDescribeResult.ParameterType.STRING, true) ,
               new Process.PluginDescribeResult.InputParameter('item3', 
               Process.PluginDescribeResult.ParameterType.STRING, true),
               new Process.PluginDescribeResult.InputParameter('item4', 
               Process.PluginDescribeResult.ParameterType.STRING, true) 
            }; 
          
        result.outputParameters = new 
           List<Process.PluginDescribeResult.OutputParameter>{ }; 
        return result; 
    }
}