Dynamics 365 CE (CRM) Web API create data

d365_webapi_create_record.cs

public string Create(string entityLogicalName, object data)
{
    string result = string.Empty;

    string apiBaseUrl = $"{_d365Url}/api/data/v9.1";
    string apiFullUrl = $"{apiBaseUrl}/{entityLogicalName}s";

    using (HttpClient httpClient = new HttpClient())
    {
        httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", _accessToken);
        httpClient.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));

        HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Post, apiFullUrl);
        request.Content = new StringContent(JsonConvert.SerializeObject(data), Encoding.UTF8, "application/json");

        var response = httpClient.SendAsync(request).GetAwaiter().GetResult();
        var content = response.Content.ReadAsStringAsync();

        if (response.IsSuccessStatusCode)
        {
            if (response.StatusCode == HttpStatusCode.OK || response.StatusCode == HttpStatusCode.NoContent)
            {
                var responseHeaders = response.Headers;
                var entityIdHeader = responseHeaders.GetValues("OData-EntityId").FirstOrDefault();

                result = entityIdHeader;
            }
        }
        else
        {
            throw new CrmHttpResponseException(response.Content);
        }
    }

    return result;
}

This method returns created records URI like https://organization.crm.dynamics.com/api/data/v9.1/contacts(1a6397b2-206d-e411-a836-01023ac86fa4)