Retrieve an entity using Dynamics 365 Web API

The following example retrieves name and revenue properties for the account entity with the Id

Request

GET [Organization URI]/api/data/v8.2/accounts(00000000-0000-0000-0000-000000000001)?$select=name,revenue HTTP/1.1

Accept: application/json

Content-Type: application/json; charset=utf-8

OData-MaxVersion: 4.0

OData-Version: 4.0

Response

HTTP/1.1 200 OK

Content-Type: application/json; odata.metadata=minimal

OData-Version: 4.0

{

"@odata.context": "[Organization URI]/api/data/v8.2/$metadata#accounts(name,revenue)/$entity",

"@odata.etag": "W/\"502186\"",

"name": "A. Datum Corporation (sample)",

"revenue": 10000,

"accountid": "00000000-0000-0000-0000-000000000001",

"_transactioncurrencyid_value":"b2a6b689-9a39-e611-80d2-00155db44581"

}

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function GetRecord() {

   

    var entityName = "accounts", etag;

    var clientURL = Xrm.Page.context.getClientUrl();

    var req = new XMLHttpRequest();

    req.open("GET", encodeURI(clientURL + "/api/data/v8.2/" + entityName + "(00000000-0E99-E711-8127-000000000001)?$select=name,revenue", false));

    req.setRequestHeader("Accept", "application/json");

    req.setRequestHeader("Content-Type", "application/json; charset=utf-8");

    req.setRequestHeader("OData-MaxVersion", "4.0");

    req.setRequestHeader("OData-Version", "4.0");

    req.onreadystatechange = function () {       

        if (this.readyState === 4 /* complete */) {

            req.onreadystatechange = null;

            if (this.status === 200) {

                var result = JSON.parse(this.response);               

            }

            else {

                var error = JSON.parse(this.response).error;

                alert(error.message);

            }

        }

    };

    req.send();

  

}