added strategy to scrap internal transactions

plugins/import/import.ts

@@ -104,13 +104,13 @@ function paramString(params: { [k: string]: string | number }) {
   return Object.entries(params).map(([k,v]) => `${k}=${v}`).join('&');
 }
 
-async function pullFirstTransactionForContract(network: string, address: string) {
+async function pullFirstTransactionForContract (network: string, address: string, startblock = 0, endblock=99999999) {
   const params = {
     module: 'account',
     action: 'txlist',
     address,
-    startblock: 0,
-    endblock: 99999999,
+    startblock: startblock,
+    endblock: endblock,
     page: 1,
     offset: 10,
     sort: 'asc',
@@ -129,10 +129,32 @@ async function pullFirstTransactionForContract(network: string, address: string)
   return contractCreationCode.slice(2);
 }
 
+async function pullFirstInternalTransactionForContract(network: string, address: string,startblock = 0, endblock=99999999) {
+  const params = {
+    module: 'account',
+    action: 'txlistinternal',
+    address,
+    startblock: startblock,
+    endblock: endblock,
+    page: 1,
+    offset: 10,
+    sort: 'asc',
+    apikey: getEtherscanApiKey(network)
+  };
+  const url = `${getEtherscanApiUrl(network)}?${paramString(params)}`;
+  const debugUrl = `${getEtherscanApiUrl(network)}?${paramString({ ...params, ...{ apikey: '[API_KEY]'}})}`;
+  debug(`Attempting to pull Contract Creation code from first internal tx at ${debugUrl}`);
+  const response = await get(url, {});
+  return response.result.find(tx => tx.isError == "0")
+}
+
+
+
 async function getContractCreationCode(network: string, address: string) {
   const strategies = [
     scrapeContractCreationCodeFromEtherscan,
-    pullFirstTransactionForContract
+    pullFirstTransactionForContract,
+    pullFirstInternalTransactionForContract
   ];
   let errors = [];
   for (const strategy of strategies) {