durability and repairItem may not work

[bfwqzj]

{
"type":"armorMaterial","entries":[{
"id":"spider_armor_material",

"durability": 12,
"enchantability":9,
"armorHelmet": 2,
"armorChest": 5,
"armorLegs": 5,
"armorBoots": 2,
"repairItem": "minecraft:leather"
}]},{
"type":"item:legs","entries":[{
"creativeTab":"Bat_Style_Humor",
"id":"spider_armor_legs",

"material":"spider_armor_material",
"armorTexture": "bat_style_humor:textures/armor/spider_armor_material_layer_2.png"
}]}
I only get leggings that can't be repaired and have a durability of 0