{"url":"https://openpostcodes.uk/SA3","type":"district","district":"SA3","area":"SA","postcode_count":728,"councils":["Swansea"],"sectors":[{"sector":"SA3 1","url":"https://openpostcodes.uk/SA3%201","postcode_count":119,"admin_district":"Swansea"},{"sector":"SA3 2","url":"https://openpostcodes.uk/SA3%202","postcode_count":61,"admin_district":"Swansea"},{"sector":"SA3 3","url":"https://openpostcodes.uk/SA3%203","postcode_count":88,"admin_district":"Swansea"},{"sector":"SA3 4","url":"https://openpostcodes.uk/SA3%204","postcode_count":242,"admin_district":"Swansea"},{"sector":"SA3 5","url":"https://openpostcodes.uk/SA3%205","postcode_count":210,"admin_district":"Swansea"},{"sector":"SA3 9","url":"https://openpostcodes.uk/SA3%209","postcode_count":8,"admin_district":"Swansea"}]}