message: adding tally url
diff: @@ -91,6 +91,7 @@ const XDAI = {
  relayServiceURL: 'https://relay.cardstack.com/api',
  subgraphURL: 'https://graph.cardstack.com/subgraphs/name/habdelra/cardpay-xdai',
  merchantUniLinkDomain: MERCHANT_PAYMENT_UNIVERSAL_LINK_HOSTNAME,
  + tallyServiceURL: 'https://tally-service.stack.cards/api/v1',
  };
  type ConstantKeys = keyof typeof SOKOL | keyof typeof KOVAN | keyof typeof MAINNET | keyof typeof XDAI;
  