add USDC perp client with tests

src/types/request/index.ts

@@ -1,2 +1,3 @@
 export * from './account-asset';
 export * from './usdt-perp';
+export * from './usdc-perp';

src/types/request/usdc-perp.ts

@@ -0,0 +1,19 @@
+export interface USDCKlineRequest {
+  symbol: string;
+  period: string;
+  startTime: number;
+  limit?: string;
+}
+
+export interface USDCOpenInterestRequest {
+  symbol: string;
+  period: string;
+  limit?: number;
+}
+
+export interface USDCLast500TradesRequest {
+  category: string;
+  symbol?: string;
+  baseCoin?: string;
+  limit?: string;
+}