def diff_since_version(version)
      other_audit = auditable.audits.where("version <= ? AND id != ?", version, id).order("version DESC").limit(1).first

      diff(other_audit)
    end
def diff_since_version(version)
      other_audit = auditable.audits.where("version <= ? AND id != ?", version, id).order("version DESC").limit(1).first

      diff(other_audit)
    end
Diff this audit with the latest audit created before this version