message: unified fetch price structure
diff: @@ -8,8 +8,7 @@ const endpoints = {
  const WBNB = '0xbb4CdB9CBd36B01bD1cBaEBF2De08d9173bc095c';
  const BUSD = '0xe9e7CEA3DedcA5984780Bafc599bD69ADd087D56';
  -const WBNB_BUSD =
  - '0xbb4CdB9CBd36B01bD1cBaEBF2De08d9173bc095c_0xe9e7CEA3DedcA5984780Bafc599bD69ADd087D56';
  +const WBNB_BUSD = `${WBNB}_${BUSD}`;
  const CACHE_TIMEOUT = 30 * 60 * 1000;
  const cache = {};
  