Mythological Character Avatar Grid

Prompt

{   "type": "character avatar grid",   "theme": "{argument name=\"theme\" default=\"Journey to the West mythology\"}",   "style": "{argument name=\"art style\" default=\"clean 2D cartoon vector illustration, thick outlines, flat colors\"}",   "layout": {     "background": "{argument name=\"background color\" default=\"light gray\"} subtle texture",     "format": "grid of circular portraits with text labels centered below each circle",     "rows": [       {         "count": 4,         "items": [           {"label": "Sun Wukong", "description": "monkey boy with golden headband and red scarf"},           {"label": "Tang Sanzang", "description": "monk with ornate golden crown"},           {"label": "Zhu Bajie", "description": "pig man holding a rake"},           {"label": "Sha Wujing", "description": "bearded man holding a crescent moon staff"}         ]       },       {         "count": 4,         "items": [           {"label": "White Dragon Horse", "description": "white horse with golden bridle"},           {"label": "Jade Emperor", "description": "older man with white beard and golden crown"},           {"label": "Guanyin", "description": "goddess holding a willow branch"},           {"label": "Bull Demon Kink", "description": "fierce bull demon in armor"}         ]       },       {         "count": 4,         "items": [           {"label": "Princess Iron Fan", "description": "woman holding a green palm leaf fan"},           {"label": "Red Boy", "description": "boy with red hair, horns, and a small flame"},           {"label": "Black Wind Demon", "description": "dark shadowy demon with glowing red eyes"},           {"label": "Nezha", "description": "boy with double hair buns holding a flaming spear"}         ]       },       {         "count": 3,         "description": "partial row repeating Princess Iron Fan, Black Wind Demon, and Nezha, slightly cropped at the bottom"       }     ]   } }