{"url":"https://openpostcodes.uk/SM3","type":"district","district":"SM3","area":"SM","postcode_count":379,"councils":["Sutton","Merton","Epsom and Ewell"],"sectors":[{"sector":"SM3 8","url":"https://openpostcodes.uk/SM3%208","postcode_count":161,"admin_district":"Sutton"},{"sector":"SM3 9","url":"https://openpostcodes.uk/SM3%209","postcode_count":218,"admin_district":"Sutton"}]}