Wishlist create
Tenant clients should send a tenant slug header and a JSON body with an email plus optional metadata object.
POST /api/wishlist
X-Tenant-Slug: northwind-store
Content-Type: application/json
{
"email": "person@example.com",
"metadata": {
"campaign": "spring-drop",
"sku": "SKU-1091",
"source": "hero-form"
}
}