createRoom
open suspend override fun createRoom(visibility: DirectoryVisibility, roomAliasId: RoomAliasId?, name: String?, topic: String?, invite: Set<UserId>?, inviteThirdPid: Set<CreateRoom.Request.InviteThirdPid>?, roomVersion: String?, creationContent: CreateEventContent?, initialState: List<InitialStateEvent<*>>?, preset: CreateRoom.Request.Preset?, isDirect: Boolean?, powerLevelContentOverride: PowerLevelsEventContent?): Result<RoomId>