diff --git a/.gitignore b/.gitignore
index 6793151..3cd7e8c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,6 +14,7 @@
 target
 notes
 
+/out
 # testing
 /coverage
 
diff --git a/nft-contract/src/lib.rs b/nft-contract/src/lib.rs
index 7de6cd2..d0c61ce 100644
--- a/nft-contract/src/lib.rs
+++ b/nft-contract/src/lib.rs
@@ -75,8 +75,8 @@ impl Contract {
             owner_id,
             NFTContractMetadata {
                 spec: "nft-1.0.0".to_string(),
-                name: "NFT Tutorial Contract".to_string(),
-                symbol: "GOTEAM".to_string(),
+                name: "DDD Marketplace Contract".to_string(),
+                symbol: "DDD".to_string(),
                 icon: None,
                 base_uri: None,
                 reference: None,
@@ -111,4 +111,5 @@ impl Contract {
         //return the Contract object
         this
     }
-}
\ No newline at end of file
+}
+
diff --git a/nft-contract/src/metadata.rs b/nft-contract/src/metadata.rs
index 55ef463..74a618b 100644
--- a/nft-contract/src/metadata.rs
+++ b/nft-contract/src/metadata.rs
@@ -27,6 +27,9 @@ pub struct TokenMetadata {
     pub media: Option<String>, // URL to associated media, preferably to decentralized, content-addressed storage
     pub media_hash: Option<Base64VecU8>, // Base64-encoded sha256 hash of content referenced by the `media` field. Required if `media` is included.
     pub copies: Option<u64>, // number of copies of this set of metadata in existence when token was minted.
+    pub ori_creator: String,
+    pub model3d_url: String,
+    pub ipfs_meta: Option<String>,
     pub issued_at: Option<u64>, // When token was issued or minted, Unix epoch in milliseconds
     pub expires_at: Option<u64>, // When token expires, Unix epoch in milliseconds
     pub starts_at: Option<u64>, // When token starts being valid, Unix epoch in milliseconds
diff --git a/out/main.wasm b/out/main.wasm
index 86f569d..e8a0b08 100755
Binary files a/out/main.wasm and b/out/main.wasm differ
diff --git a/out/market.wasm b/out/market.wasm
index 6d9c2ee..6ac64d5 100755
Binary files a/out/market.wasm and b/out/market.wasm differ
diff --git a/update_info b/update_info
new file mode 100644
index 0000000..f8b54db
--- /dev/null
+++ b/update_info
@@ -0,0 +1 @@
+rustup target add wasm32-unknown-unknown
\ No newline at end of file