package requests import ( "errors" ) var ErrAddContactInvalidID = errors.New("add-contact: invalid id") type AddContact struct { ID string `json:"id"` Nickname string `json:"nickname"` DisplayName string `json:"displayName"` ENSName string `json:"ensName"` } func (a *AddContact) Validate() error { if len(a.ID) == 0 { return ErrAddContactInvalidID } return nil } func (a *AddContact) HexID() (string, error) { return ConvertCompressedToLegacyKey(a.ID) }