···1616 Cid *string `json:"cid,omitempty" cborgen:"cid,omitempty"`
1717 // cts: Timestamp when this label was created.
1818 Cts string `json:"cts" cborgen:"cts"`
1919+ // exp: Timestamp at which this label expires (no longer applies).
2020+ Exp *string `json:"exp,omitempty" cborgen:"exp,omitempty"`
1921 // neg: If true, this is a negation label, overwriting a previous label.
2022 Neg *bool `json:"neg,omitempty" cborgen:"neg,omitempty"`
2123 // sig: Signature of dag-cbor encoded label.