Namespace EchoHub.Core.DTOs Classes AssignRoleRequest AvatarUploadResponse BanRequest ChannelDto CreateChannelRequest EmbedDto EncryptionKeyResponse ErrorResponse KickRequest LoginRequest LoginResponse MessageDto MuteRequest PaginatedResponse<T> RefreshRequest RegisterRequest SendMessageRequest SendUrlRequest ServerStatusDto UpdateProfileRequest UpdateStatusRequest UpdateTopicRequest UserDto UserPresenceDto UserProfileDto