did

type Doc struct {
	Context        []string
	ID             string
	PublicKey      []PublicKey
	Service        []Service
	Authentication []VerificationMethod
	Created        *time.Time
	Updated        *time.Time
	Proof          []Proof
}

type DocOption func(opts *Doc)

type Proof struct {
	Type       string
	Created    *time.Time
	Creator    string
	ProofValue []byte
	Domain     string
	Nonce      []byte
}

type PublicKey struct {
	ID         string
	Type       string
	Controller string
	Value      []byte
}

type Service struct {
	ID              string
	Type            string
	ServiceEndpoint string
	Properties      map[string]interface{}
}

type VerificationMethod struct {
	PublicKey PublicKey
}