1 – Upload your files to archive.org
http://archive.org
This service provides a permanent direct link, since it is the permanent link that’s included in post
2 – Select “Submit derivative” submenu from menu
3 – Complete Content fields. Please mouse over icons like this: 
[hotspot id=865 /]
{"sample--skin-wave--with-comments":{"skin_ap":"skin-wave","settings_extrahtml_in_player":"","enable_embed_button":"off","preview_on_hover":"off","loop":"off","preload_method":"metadata","cue_method":"on","playfrom":"off","default_volume":"default","menu_right_enable_info_btn":"off","menu_right_enable_multishare":"off","settings_exclude_from_list":"off","player_navigation":"default","footer_btn_playlist":"off","color_ui":"","color_ui_alternate":"","color_text":"","colorhighlight":"","design_wave_color_bg":"","design_wave_color_progress":"","design_animateplaypause":"default","enable_footer_close_button":"off","disable_scrubbar":"off","disable_volume":"default","skinwave_dynamicwaves":"off","skinwave_wave_mode":"canvas","skinwave_wave_mode_canvas_reflection_size":"0.25","skinwave_wave_mode_canvas_waves_number":"","skinwave_wave_mode_canvas_waves_padding":"","skinwave_wave_mode_canvas_normalize":"","skinwave_enablespectrum":"off","skinwave_timer_static":"off","skinwave_enablereflect":"on","skinwave_comments_enable":"off","skinwave_mode":"normal","skinwave_wave_mode_canvas_mode":"normal","button_aspect":"button-aspect-noir","extra_classes_player":"","settings_extrahtml_after_artist":"","js_settings_extrahtml_in_float_right_from_config":"","js_settings_extrahtml_in_bottom_controls_from_config":"[player_button style=\"btn-zoomsounds\" label=\"\" icon=\"fa-download\" link=\"{{downloadlink}}\" extra_classes=\"\" post_id=\"{{replacewithpostid}}\"]","settings_extrahtml_after_playpause_from_config":"","settings_extrahtml_after_con_controls_from_config":"","config_extra_css":""}}