https://fota-cloud-dn.ospserver.net/firmware/ SM-S731N KTC S731NKSS7BZF1/S731NOKR7BZF1/S731NKSS7BZE1 S731NKSS5AZB2/S731NOKR5AZB2/S731NKSS5AZB1 S731NKSS2AYJ1/S731NOKR2AYJ1/S731NKSS2AYJ1 S731NKSS5AZC1/S731NOKR5AZC1/S731NKSS5AZB1 S731NKSU1AYIB/S731NOKR1AYIB/S731NKSU1AYI5 S731NKSU3AYJ9/S731NOKR3AYJ9/S731NKSU3AYJ5 S731NKSU1AYH9/S731NOKR1AYH9/S731NKSU1AYH7 S731NKSS1AYID/S731NOKR1AYID/S731NKSU1AYI5 S731NKSS3AYKG/S731NOKR3AYKG/S731NKSS3AYKG S731NKSS4AYL3/S731NOKR4AYL3/S731NKSS4AYL3 S731NKSS6AZCH/S731NOKR6AZCH/S731NKSS6AZCG 1 01 05 14 https://ifota-apis.samsungdm.com/device/fumo/deviceheartbeat FALSE