cat e21564b9-8c10-46a8-b713-93c6f32fc509 | hexdump -e '16/1 "%02x" "\n"' c1986976d5c1c77d7ba4339d086442f0 openssl aes-128-cbc -d -in index_4_0.ts -out index_4_0.ts.dec -K c1986976d5c1c77d7ba4339d086442f0 -iv 12345678901234567890123456789012