This character is a Other Letter and is mainly used in the Jeroglíficos egipcios script.
The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it is written from left to right. When changing direction it is not mirrored. The word that U+1392C forms with similar adjacent characters prevents a line break inside it.
The Unikemet database provides additional information about this hieroglyph. It is described there as “Goddesss, seated on a block throne, wearing a headdress consisting of the double crown on horns, right arm forward, hand at the hight of the waist, holding a stem of papyrus with a bud (M131) or flower, of the length of the seated figure, vertically, left arm forward, hand upon the knee; facing a god, seated on a block throne, with the head of a falcon, wearing the double crown (S5), right arm forward, hand at the hight of the waist, holding a sceptre with a straight shaft, forked bottom and head of the Seth animal (S40), of the length of the seated figure, vertically, left arm forward, hand upon the knee; both on top of a base.”.
Goddesss, seated on a block throne, wearing a headdress consisting of the double crown on horns, right arm forward, hand at the hight of the waist, holding a stem of papyrus with a bud (M131) or flower, of the length of the seated figure, vertically, left arm forward, hand upon the knee; facing a god, seated on a block throne, with the head of a falcon, wearing the double crown (S5), right arm forward, hand at the hight of the waist, holding a sceptre with a straight shaft, forked bottom and head of the Seth animal (S40), of the length of the seated figure, vertically, left arm forward, hand upon the knee; both on top of a base.