Chinese porcelain blue/white crackle jar 19th century? Court lady

Chinese porcelain covered POTICHE in blue and white crackle Decorated with a court lady in the garden accompanied by two pages (?) Mark in blue with four characters on the reverse Work 19th century Height 27 cm Condition: 2 chips on the edge of the lid on the top, and a chip on the inner lip. An old restoration on the neck, quite crude, with even a small lack of material.