package models import ( "time" "github.com/google/uuid" ) type MasterKey struct { ID uuid.UUID `gorm:"type:uuid;default:gen_random_uuid();primaryKey" json:"id"` Key string `gorm:"not null"` IsActive bool `gorm:"default:true"` CreatedAt time.Time `gorm:"column:created_at;not null;default:now()" json:"created_at"` UpdatedAt time.Time `gorm:"autoUpdateTime;column:updated_at;not null;default:now()" json:"updated_at"` }