diff --git a/backend/src/graphql/arg/QueryTransactionLinkArgs.ts b/backend/src/graphql/arg/QueryTransactionLinkArgs.ts
new file mode 100644
index 000000000..2dcd29572
--- /dev/null
+++ b/backend/src/graphql/arg/QueryTransactionLinkArgs.ts
@@ -0,0 +1,10 @@
+import { ArgsType, Field, Int } from 'type-graphql'
+
+@ArgsType()
+export default class QueryTransactionLinkArgs {
+  @Field(() => String)
+  code: string
+
+  @Field(() => Int, { nullable: true })
+  redeemUserId?: number
+}