Part of Rotation Tag won't affect Squid with /summon

If you summon a squid with

/summon Squid ~ ~3 ~ {NoAI:1b,Rotation:[0:90.0f,1:90.0f]}

the second rotation tag(1:45.0f etc.) won't affect the squid

/summon Squid ~ ~3 ~ {NoAI:1b}