diff --git a/nft-contract/src/royalty.rs b/nft-contract/src/royalty.rs
index 08e5ad2..bde91f6 100644
--- a/nft-contract/src/royalty.rs
+++ b/nft-contract/src/royalty.rs
@@ -18,11 +18,10 @@ pub trait NonFungibleTokenCore {
 
 #[near_bindgen]
 impl NonFungibleTokenCore for Contract {
-
     //calculates the payout for a token given the passed in balance. This is a view method
     fn nft_payout(&self, token_id: TokenId, balance: U128, max_len_payout: u32) -> Payout {
         //get the token object
-		let token = self.tokens_by_id.get(&token_id).expect("No token");
+        let token = self.tokens_by_id.get(&token_id).expect("No token");
 
         //get the owner of the token
         let owner_id = token.owner_id;
@@ -30,34 +29,34 @@ impl NonFungibleTokenCore for Contract {
         let mut total_perpetual = 0;
         //get the u128 version of the passed in balance (which was U128 before)
         let balance_u128 = u128::from(balance);
-		//keep track of the payout object to send back
+        //keep track of the payout object to send back
         let mut payout_object = Payout {
             payout: HashMap::new()
         };
         //get the royalty object from token
-		let royalty = token.royalty;
+        let royalty = token.royalty;
 
         //make sure we're not paying out to too many people (GAS limits this)
-		assert!(royalty.len() as u32 <= max_len_payout, "Market cannot payout to that many receivers");
+        assert!(royalty.len() as u32 <= max_len_payout, "Market cannot payout to that many receivers");
 
-        //go through each key and value in the royalty object
-		for (k, v) in royalty.iter() {
+            //go through each key and value in the royalty object
+        for (k, v) in royalty.iter() {
             //get the key
-			let key = k.clone();
+            let key = k.clone();
+
             //only insert into the payout if the key isn't the token owner (we add their payout at the end)
-			if key != owner_id {
-                //
-				payout_object.payout.insert(key, royalty_to_payout(*v, balance_u128));
-				total_perpetual += *v;
-			}
-		}
+            if key != owner_id {
+                payout_object.payout.insert(key, royalty_to_payout(*v, balance_u128));
+                total_perpetual += *v;
+            }
+        }
 
-		// payout to previous owner who gets 100% - total perpetual royalties
-		payout_object.payout.insert(owner_id, royalty_to_payout(10000 - total_perpetual, balance_u128));
+        // payout to previous owner who gets 100% - total perpetual royalties
+        payout_object.payout.insert(owner_id, royalty_to_payout(10000 - total_perpetual, balance_u128));
 
         //return the payout object
-		payout_object
-	}
+        payout_object
+    }
 
     //transfers the token to the receiver ID and returns the payout object that should be payed given the passed in balance. 
     #[payable]
@@ -95,32 +94,32 @@ impl NonFungibleTokenCore for Contract {
         let mut total_perpetual = 0;
         //get the u128 version of the passed in balance (which was U128 before)
         let balance_u128 = u128::from(balance);
-		//keep track of the payout object to send back
+		    //keep track of the payout object to send back
         let mut payout_object = Payout {
             payout: HashMap::new()
         };
         //get the royalty object from token
-		let royalty = previous_token.royalty;
+		    let royalty = previous_token.royalty;
 
         //make sure we're not paying out to too many people (GAS limits this)
-		assert!(royalty.len() as u32 <= max_len_payout, "Market cannot payout to that many receivers");
+		    assert!(royalty.len() as u32 <= max_len_payout, "Market cannot payout to that many receivers");
 
         //go through each key and value in the royalty object
-		for (k, v) in royalty.iter() {
+        for (k, v) in royalty.iter() {
             //get the key
-			let key = k.clone();
+            let key = k.clone();
+
             //only insert into the payout if the key isn't the token owner (we add their payout at the end)
-			if key != owner_id {
-                //
-				payout_object.payout.insert(key, royalty_to_payout(*v, balance_u128));
-				total_perpetual += *v;
-			}
-		}
+            if key != owner_id {
+                payout_object.payout.insert(key, royalty_to_payout(*v, balance_u128));
+                total_perpetual += *v;
+            }
+        }
 
-		// payout to previous owner who gets 100% - total perpetual royalties
-		payout_object.payout.insert(owner_id, royalty_to_payout(10000 - total_perpetual, balance_u128));
+        // payout to previous owner who gets 100% - total perpetual royalties
+        payout_object.payout.insert(owner_id, royalty_to_payout(10000 - total_perpetual, balance_u128));
 
         //return the payout object
-		payout_object
+        payout_object
     }
 }
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