chore: add api response types

Author: N3TC4T

.eslintrc

@@ -152,7 +152,7 @@
           "txblob", "tos", "gif", "ic", "asf", "ok", "Sig", "haptic", "Signable", "Unauthorize", "Preauth", "payid", "Biometrics", "Towo", "tz", "xrpscan",
           "xrplorer", "bithomp", "xpring", "xrplns", "Pincode", "Txn", "iap", "Realtime", "datastore", "decrypted", "Tangem", "Sdk", "Secp256k1", "blockchain",
           "Escrowed", "xapp", "Veriff", "Codec", "xapps", "Pressable", "nft", "ott", "Luminance", "HexToRgbA", "Misconfiguration", "kyc", "debounce", "debounced",
-          "nfc", "lsf", "nfts", "Taxon", "fioprotocol", "iou", "dy", "vy", "pb", "nf", "origintype", "Xaman"
+          "nfc", "lsf", "nfts", "Taxon", "fioprotocol", "iou", "dy", "vy", "pb", "nf", "origintype", "Xaman", "xls20"
         ],
         "skipIfMatch": [
           "http://[^s]*",

src/common/constants/api.ts

@@ -32,7 +32,6 @@ export default {
         ['xAppInfo', '/v1/app/xapp/info/{xAppId}'],
         ['currencies', '/v1/app/currencies/{locale}'],
         ['rates', '/v1/app/rates/{currency}'],
-        ['validEndpoints', '/v1/app/valid-endpoints/{hash}'],
         ['auditTrail', '/v1/app/audit-trail/{destination}'],
         ['addAccount', '/v1/app/add-account'],
         ['addTransaction', '/v1/app/add-tx'],

src/common/libs/ledger/exchange.ts

@@ -12,7 +12,8 @@ import {
 
 import Localize from '@locale';
 
-import { ApiService, NetworkService } from '@services';
+import NetworkService from '@services/NetworkService';
+import BackendService from '@services/BackendService';
 
 import { ValueToIOU } from '@common/utils/amount';
 
@@ -59,14 +60,10 @@ class LedgerExchange {
         };
     }
 
-    initialize = (direction: MarketDirection) => {
+    initialize = async (direction: MarketDirection) => {
         // fetch liquidity boundaries
-        return ApiService.liquidityBoundaries
-            .get({
-                issuer: this.pair.issuer,
-                currency: this.pair.currency,
-            })
-            .then((res: any) => {
+        return BackendService.getLiquidityBoundaries(this.pair.issuer, this.pair.currency)
+            .then((res) => {
                 if (res && has(res, 'options')) {
                     this.boundaryOptions = res.options;
                 }