The one-click opt-out page
GET
/cities/unsubscribe
The link in every city email. Reads only (mail scanners prefetch links): an HTML page with a button that posts back, or the state as JSON when the caller asks for application/json.
Parameters
Query Parameters
token*
Type
Requiredstring
Format
"uuid"kind
Type
string
Valid values
"digest""instant"Default
"digest"Responses
The page, or the state
JSON
"string"