[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
と言っていました => Someone said... N4
Speaking
と[言「い」]うのは => Means, is N3
Information, Report
[使「し」][役「えき」] => Coercive, permission, allow, make N4
Causative, Passive, Volitional
と言う/と言っていた => you could say; one might say; I'd say ~ N5
使役形 => Causative form N4
... を ... という => called; named; that ~ N4
Speaking
じつをいうと => Frankly speaking N2
Story topic
~V使役受身      => causative-passive form N4
Conjugate verbs
と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
を~として => as N2
を…という => to be called, said, named N3
Command, definition