Note: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.

Query Event Monitoring Data with REST

Use the Query resource to retrieve field values from a record. Specify the fields you want to retrieve in the fields parameter and use the GET method of the resource.
You can use REST API to query event monitoring data. To retrieve event monitoring records based on LogDate and EventType, use a GET request like this:
1curl https://MyDomainName.my.salesforce.com/services/data/v67.0/query?q=SELECT+Id+,+EventType+,+LogFile+
2,+LogDate+,+LogFileLength+FROM+EventLogFile+WHERE+
3LogDate+>+Yesterday+AND+EventType+=+'API' -H "Authorization: Bearer token"

Example raw response

1{ 
2   "totalSize" : 4,
3   "done" : true,
4   "records" : [ {
5     "attributes" : {
6       "type" : "EventLogFile",
7       "url" : "/services/data/v67.0/sobjects/EventLogFile/0ATD000000001bROAQ"     },
8     "Id" : "0ATD000000001bROAQ",
9     "EventType" : "API",
10     "LogFile" : "/services/data/v67.0/sobjects/EventLogFile/0ATD000000001bROAQ/LogFile",
11     "LogDate" : "2014-03-14T00:00:00.000+0000",
12     "LogFileLength" : 2692.0
13    }, {
14     "attributes" : {
15       "type" : "EventLogFile",
16       "url" : "/services/data/v67.0/sobjects/EventLogFile/0ATD000000001SdOAI"     },
17       "Id" : "0ATD000000001SdOAI",
18       "EventType" : "API",
19       "LogFile" : "/services/data/v67.0/sobjects/EventLogFile/0ATD000000001SdOAI/LogFile",
20       "LogDate" : "2014-03-13T00:00:00.000+0000",
21       "LogFileLength" : 1345.0
22   }, {
23       "attributes" : {
24        "type" : "EventLogFile",
25        "url" : "/services/data/v67.0/sobjects/EventLogFile/0ATD000000003p1OAA"     },
26        "Id" : "0ATD000000003p1OAA",
27        "EventType" : "API",
28        "LogFile" : "/services/data/v67.0/sobjects/EventLogFile/0ATD000000003p1OAA/LogFile",
29        "LogDate" : "2014-06-21T00:00:00.000+0000",
30        "LogFileLength" : 605.0   },
31 {     "attributes" : {
32       "type" : "EventLogFile",
33       "url" : "/services/data/v67.0/sobjects/EventLogFile/0ATD0000000055eOAA"     },
34       "Id" : "0ATD0000000055eOAA",
35       "EventType" : "API",
36       "LogFile" : "/services/data/v67.0/sobjects/EventLogFile/0ATD0000000055eOAA/LogFile",
37       "LogDate" : "2014-07-03T00:00:00.000+0000",
38       "LogFileLength" : 605.0
39     } ]
40}