js: add nansen ref

Author: dr497

js/src/constants.ts

@@ -67,6 +67,7 @@ export const REFERRERS: PublicKey[] = [
   new PublicKey("5F6gcdzpw7wUjNEugdsD4aLJdEQ4Wt8d6E85vaQXZQSJ"), // wdotsol
   new PublicKey("XEy9o73JBN2pEuN7aspe8mVLaWbL4ozjJs1tNRxx8bL"), // GoDID
   new PublicKey("D5cLoAGjNTHKU1UGv2bYwbnyRoGTMe3sbpLtJW3fRq91"), // SuiNS
+  new PublicKey("FePcCmrr7vgjeFXcXtJHqShSXydaTrga2wfHRt9RrYvP"), // Nansen
 ];
 
 export const TOKENS_SYM_MINT = new Map<string, string>([