type (
	Preload struct {
		ID       uint
		Value    string
		NestedID uint
	}
	Join struct {
		ID       uint
		Value    string
		NestedID uint
	}
	Nested struct {
		ID       uint
		Preloads []*Preload
		Join     Join
		ValueID  uint
	}
	Value struct {
		ID     uint
		Name   string
		Nested Nested
	}
)

DB.Joins("Nested").Joins("Nested.Join").Preload("Nested.Preloads").First(&find)