Update default params in sendRawPaylodAsync for improved JSON-RPC compatibility

2 files changed, 9 insertions, 4 deletions

diff --git a/packages/web3-wrapper/src/web3_wrapper.ts b/packages/web3-wrapper/src/web3_wrapper.ts
index 5d2eedcb3..6ea69883c 100644
--- a/packages/web3-wrapper/src/web3_wrapper.ts
+++ b/packages/web3-wrapper/src/web3_wrapper.ts
@@ -491,8 +491,13 @@ export class Web3Wrapper {
     }
     private async _sendRawPayloadAsync<A>(payload: Partial<JSONRPCRequestPayload>): Promise<A> {
         const sendAsync = this._web3.currentProvider.sendAsync.bind(this._web3.currentProvider);
-        payload.id = this._jsonRpcRequestId++;
-        const response = await promisify<JSONRPCResponsePayload>(sendAsync)(payload);
+        const payloadWithDefaults = {
+            id: this._jsonRpcRequestId++,
+            params: [],
+            jsonrpc: '2.0',
+            ...payload,
+        };
+        const response = await promisify<JSONRPCResponsePayload>(sendAsync)(payloadWithDefaults);
         const result = response.result;
         return result;
     }
diff --git a/yarn.lock b/yarn.lock
index d6524eff3..cbd8be18d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -438,7 +438,7 @@
     "@types/glob" "*"
     "@types/node" "*"
 
-"@types/semver@^5.5.0":
+"@types/semver@5.5.0", "@types/semver@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@types/semver/-/semver-5.5.0.tgz#146c2a29ee7d3bae4bf2fcb274636e264c813c45"
 
@@ -6353,7 +6353,7 @@ isobject@^3.0.0, isobject@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/isobject/-/isobject-3.0.1.tgz#4e431e92b11a9731636aa1f9c8d1ccbcfdab78df"
 
-isomorphic-fetch@^2.1.1, isomorphic-fetch@^2.2.1:
+isomorphic-fetch@2.2.1, isomorphic-fetch@^2.1.1, isomorphic-fetch@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/isomorphic-fetch/-/isomorphic-fetch-2.2.1.tgz#611ae1acf14f5e81f729507472819fe9733558a9"
   dependencies: