Fix jsonrpc payload and response types (#4743)

CHANGELOG.md

@@ -509,6 +509,7 @@ Released with 1.0.0-beta.37 code base.
 -  Update the documentation for `methods.myMethod.estimateGas` (#4702)
 -  Fix typos in REVIEW.md and TESTING.md (#4691)
 -  Fix encoding for "0x" string values (#4512)
+-  Fix jsonrpc payload and response types (#4743) (#4761)
 
 
 ### Changed

packages/web3-core-helpers/types/index.d.ts

@@ -216,15 +216,19 @@ export interface RequestItem {
 export interface JsonRpcPayload {
     jsonrpc: string;
     method: string;
-    params: any[];
+    params?: any[];
     id?: string | number;
 }
 
 export interface JsonRpcResponse {
     jsonrpc: string;
-    id: number;
+    id: string | number;
     result?: any;
-    error?: string;
+    error?: {
+      readonly code?: number;
+      readonly data?: unknown;
+      readonly message: string;
+    };
 }
 
 export interface RevertInstructionError extends Error {