diff --git a/packages/providers/src.ts/ipc-provider.ts b/packages/providers/src.ts/ipc-provider.ts
index 5bb279e3a..878549aab 100644
--- a/packages/providers/src.ts/ipc-provider.ts
+++ b/packages/providers/src.ts/ipc-provider.ts
@@ -29,7 +29,7 @@ export class IpcProvider extends JsonRpcProvider {
 
     // @TODO: Create a connection to the IPC path and use filters instead of polling for block
 
-    send(method: string, params: any): Promise<any> {
+    send(method: string, params: Array<any>): Promise<any> {
         // This method is very simple right now. We create a new socket
         // connection each time, which may be slower, but the main
         // advantage we are aiming for now is security. This simplifies
diff --git a/packages/providers/src.ts/json-rpc-provider.ts b/packages/providers/src.ts/json-rpc-provider.ts
index 2321756a3..48c1c3ef0 100644
--- a/packages/providers/src.ts/json-rpc-provider.ts
+++ b/packages/providers/src.ts/json-rpc-provider.ts
@@ -290,7 +290,7 @@ export class JsonRpcProvider extends BaseProvider {
         });
     }
 
-    send(method: string, params: any): Promise<any> {
+    send(method: string, params: Array<any>): Promise<any> {
         let request = {
             method: method,
             params: params,
diff --git a/packages/providers/src.ts/web3-provider.ts b/packages/providers/src.ts/web3-provider.ts
index 035a19020..c4e3b08a7 100644
--- a/packages/providers/src.ts/web3-provider.ts
+++ b/packages/providers/src.ts/web3-provider.ts
@@ -19,14 +19,6 @@ export type AsyncSendable = {
     send?: (request: any, callback: (error: any, response: any) => void) => void
 }
 
-/*
-@TODO
-utils.defineProperty(Web3Signer, "onchange", {
-
-});
-
-*/
-
 export class Web3Provider extends JsonRpcProvider {
     readonly provider: AsyncSendable;
     private _sendAsync: (request: any, callback: (error: any, response: any) => void) => void;
@@ -45,14 +37,14 @@ export class Web3Provider extends JsonRpcProvider {
             }
         }
 
-        if (!web3Provider || !this._sendAsync) {
+        if (!this._sendAsync) {
             logger.throwArgumentError("invalid web3Provider", "web3Provider", web3Provider);
         }
 
         defineReadOnly(this, "provider", web3Provider);
     }
 
-    send(method: string, params: any): Promise<any> {
+    send(method: string, params: Array<any>): Promise<any> {
 
         // Metamask complains about eth_sign (and on some versions hangs)
         if (method == "eth_sign" && this.provider.isMetaMask) {
@@ -65,7 +57,7 @@ export class Web3Provider extends JsonRpcProvider {
             const request = {
                 method: method,
                 params: params,
-                id: 42,
+                id: (this._nextId++),
                 jsonrpc: "2.0"
             };