Returns all configured additional entity fields that extend the standard entity model with custom attributes.
Reference
GET https://YOUR-NETWORK-DOMAIN/rest-api/additional-entity-fields-configuration/list.do
Returns all configured additional entity fields that extend the standard entity model with custom attributes. Each field includes its unique ID, internal name, display title, and the entity type it belongs to (e.g. BANNER, CAMPAIGN). The response is wrapped in a SearchResult container with 'data' array and 'total' count. Requires the ADDITIONAL_ENTITIES_FIELDS_CONFIGURATION admin permission; without it the call answers 403 naming the permission.
Responses
200
SearchResult containing the list of AdditionalEntityField objects in 'data' and total count in 'total'
400
Bad request — invalid or missing parameters
401
Authentication error - invalid hash, timestamp, or username
403
Forbidden - user lacks ADDITIONAL_ENTITIES_FIELDS_CONFIGURATION permission
using var client = new HttpClient();
var request = new HttpRequestMessage(new HttpMethod("GET"), "https://YOUR-NETWORK-DOMAIN/rest-api/additional-entity-fields-configuration/list.do");
request.Headers.Add("X-Api-Key", "YOUR_API_KEY");
var response = await client.SendAsync(request);
Console.WriteLine(await response.Content.ReadAsStringAsync());