Request to updatememberinterest endpoint

a:4:{s:5:”APIId”;s:36:”7E77E6A6-68C8-40B7-96F1-E38690882ADF”;s:6:”APIKey”;s:24:”U3mP7oxKvXl8SPPLY9HtIQ==”;s:8:”MemberID”;s:36:”3b899ffd-884f-4c76-9cf7-64447b51b700″;s:12:”InterestList”;a:1:{i:0;i:1;}}