1 files changed, 9 insertions, 0 deletions
diff --git a/src/types.ts b/src/types.ts
index 5b514bdc4..aaf703d31 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -29,6 +29,15 @@ export interface ECSignature {
 
 export interface ExchangeContract {
     isValidSignature: any;
+    getUnavailableValueT: {
+        call: (orderHash: string) => BigNumber.BigNumber;
+    };
+    filled: {
+        call: (orderHash: string) => BigNumber.BigNumber;
+    };
+    cancelled: {
+        call: (orderHash: string) => BigNumber.BigNumber;
+    };
 }
 
 export interface TokenContract {