getMessageGroup method
Will get a collection of PcoPeopleMessageGroup objects (expecting one)
using a path like this: https://api.planningcenteronline.com/people/v2/messages/1/message_group
Implementation
Future<PcoCollection<PcoPeopleMessageGroup>> getMessageGroup(
{PcoPeopleMessageGroupQuery? query}) async {
query ??= PcoPeopleMessageGroupQuery();
var url = '$apiEndpoint/message_group';
return PcoCollection.fromApiCall<PcoPeopleMessageGroup>(url,
query: query, apiVersion: apiVersion);
}