message: replicate the backwards looking in kovan too
diff: @@ -30,7 +30,7 @@ export async function safeContractCall(
  method: string,
  ...args: any[]
  ): Promise<unknown> {
  - if ((await networkName(web3)) === 'mainnet') {
  + if (['kovan', 'mainnet'].includes(await networkName(web3))) {
  let previousBlockNumber = (await web3.eth.getBlockNumber()) - 1;
  return await contract.methods[method](...args).call({}, await previousBlockNumber);
  }
  