EventUuid is not available in the platform event data received in LWC using emp-api

[murugem4]

Description

As per Identify and Match Event Messages with the EventUuid Field when subscribing to a platform event, the subscriber should be able to see the EventUuid. but it is not available on the lwc emp-api

Steps to Reproduce

• Create a LWC using epm-api subscription https://developer.salesforce.com/docs/component-library/bundle/lightning-emp-api/documentation
• subscribe to an platform event channel
• publish a platform event
• observe the published event data EventUuid is missing

Expected Results

{
  "schema": "UIovjRagY-xEDIJ1Ehzafg",
  "payload": {
    "CreatedDate": "2021-03-04T18:31:40.517Z",
    "CreatedById": "005RM00000231cZYAQ",
    "Order_Number__c": "17",
    "Has_Shipped__c": false
  },
  "event": {
     "EventUuid": "e981b488-81f3-4fcc-bd6f-f7033c9d7ac3",
     "replayId": 617
  }
}

Actual Results

{
  "schema": "UIovjRagY-xEDIJ1Ehzafg",
  "payload": {
    "CreatedDate": "2021-03-04T18:31:40.517Z",
    "CreatedById": "005RM00000231cZYAQ",
    "Order_Number__c": "17",
    "Has_Shipped__c": false
  },
  "event": {
     "replayId": 617
  }
}

Browsers Affected

Version

• apiVersion 57.0

[nolanlawson]

Thank you for reporting. Unfortunately, this appears to be an issue with the Lightning Platform Events API and not the open-source LWC project. In the future, I would recommend posting this issue on Salesforce Stack Exchange or opening a Salesforce case.