If you are being asked for your federated indentity, it's composed of your username and your instance. For instance, the federated identity for your first profile is:
Se qualqu’un vos demanda vòstra identitat federada, es compausada de vòstre nom d’utilizaire e de vòstra instància. Per exemple, l’identitat federada de vòstre primièr perfil es:
If you are being asked for your federated indentity, it's composed of your username and your instance. For instance, the federated identity for your first profile is: