diff --git a/amnet-native/models/AMServer.ts b/amnet-native/models/AMServer.ts
index 991599b..7e27101 100644
--- a/amnet-native/models/AMServer.ts
+++ b/amnet-native/models/AMServer.ts
@@ -31,7 +31,7 @@ export class AMServer extends Realm.Object<AMServer> implements AMServerInfoResp
                     "Content-Type": "application/json"
                 },
                 body: JSON.stringify({
-                    card_id: cardId
+                    cardId: cardId
                 }),
                 signal: abort
             });