Reboot wont work and safe mode too

Hi guys im new on this forum I have a problem with my phones Samsung j5 2017 just died and wont start…

tried home button volume key up and power nothing happens, but if I hold the volume key down and power button I get one vibration and wont start but if I hold it for more longer I get one vibrate every 10 sec or so . Can someone help me or what should I do