users
Sets the default S/MIME config for the specified send-as alias. For more information, see Manage S/MIME certificates with the Gmail API.
post/gmail/v1/users/{userId}/settings/sendAs/{sendAsEmail}/smimeInfo/{id}/setDefault
Path parameters
userIdstring required
The user's email address. The special value me can be used to indicate the authenticated user.
sendAsEmailstring required
The email address that appears in the "From:" header for mail sent using this alias.
idstring required
The immutable ID for the SmimeInfo.
Response
Successful response