diff --git a/server/bin_dev/web3dbspider/config/web3dbspider.cluster.json b/server/bin_dev/web3dbspider/config/web3dbspider.cluster.json
index 97187d9..2d54557 100644
--- a/server/bin_dev/web3dbspider/config/web3dbspider.cluster.json
+++ b/server/bin_dev/web3dbspider/config/web3dbspider.cluster.json
@@ -10,7 +10,9 @@
         ]
       },
       {
-        "net_id": 42161
+        "net_id": 42161,
+        "air_drop": [
+        ]
       }
     ]
   }
diff --git a/server/web3dbspider/metadata/factory.js b/server/web3dbspider/metadata/factory.js
index 2a5a1f7..2432d2a 100644
--- a/server/web3dbspider/metadata/factory.js
+++ b/server/web3dbspider/metadata/factory.js
@@ -6,6 +6,7 @@ const log = require('j7/log');
 const metaClassList = [];
 const metaClasses = {};
 const web3ConfHash = {};
+const airDropTokenIdHash = {};
 let web3DbSpiderConf = null;
 let configDir = './config/';
 
@@ -151,7 +152,14 @@ async function init() {
             return address;
           };
           web3ConfHash[netId] = netObj;
-        });
+          {
+            net['air_drop'].forEach(
+              (item) => {
+                console.log(item);
+              }
+            );
+          }
+        });//end forEach nets
       }
     });
   }