1 files changed, 18 insertions, 0 deletions
diff --git a/packages/order-utils/src/types.ts b/packages/order-utils/src/types.ts
index 3f1fce66d..b08e74e71 100644
--- a/packages/order-utils/src/types.ts
+++ b/packages/order-utils/src/types.ts
@@ -33,3 +33,21 @@ export enum TransferType {
     Trade = 'trade',
     Fee = 'fee',
 }
+
+export interface EIP712Parameter {
+    name: string;
+    type: EIP712Types;
+}
+
+export interface EIP712Schema {
+    name: string;
+    parameters: EIP712Parameter[];
+}
+
+export enum EIP712Types {
+    Address = 'address',
+    Bytes = 'bytes',
+    Bytes32 = 'bytes32',
+    String = 'string',
+    Uint256 = 'uint256',
+}