https://fota-cloud-dn.ospserver.net/firmware/
SM-F976N
KOO
F976NKSS2AZH7/F976NOKR2AZH7/F976NKSS2AZH5
F976NKSU1AZGI/F976NOKR1AZGI/F976NKSU1AZF4
F976NKSU1AZFW/F976NOKR1AZFW/F976NKSU1AZF4
1
04
14
https://ifota-apis.samsungdm.com/device/fumo/deviceheartbeat
FALSE