diff --git a/src/helpers/APILimitsHelper.ts b/src/helpers/APILimitsHelper.ts
index 5ea28bd..1226f5d 100644
--- a/src/helpers/APILimitsHelper.ts
+++ b/src/helpers/APILimitsHelper.ts
@@ -13,6 +13,24 @@ export enum Action {
 	CREATE_ACCOUNT = "create_account"
 }
 
+/**
+ * The duration entries will be kept in the table
+ */
+const MAX_TIME = 3600; // 1 hour
+
+/**
+ * Information about a specific IP & action
+ */
+interface CountInfo {
+	action: Action,
+	ip: string,
+	time: number, // Begin time
+	count: number,
+}
+
+// The list of limits
+const list : Array<CountInfo> = [];
+
 export class APILimitHelper {
 
 	/**