diff --git a/src/types.ts b/src/types.ts
index 95aa893..1e4eba2 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -51,6 +51,7 @@ export type PoolData = {
   tokenX: Currency;
   tokenY: Currency;
   factor: bigint;
+  poolId: bigint
 };
 
 export type PriceData = {
diff --git a/src/utils/fetchData.ts b/src/utils/fetchData.ts
index 8dfc241..b62c0b0 100644
--- a/src/utils/fetchData.ts
+++ b/src/utils/fetchData.ts
@@ -18,11 +18,17 @@ import {
 } from 'clarity-codegen';
 
 export async function getAlexSDKData(): Promise<AlexSDKResponse> {
-  return fetch(configs.SDK_API_HOST).then((r) => {
+  return fetch(configs.SDK_API_HOST).then((r): Promise<AlexSDKResponse> => {
     if (r.ok) {
       return r.json();
     }
     throw new Error('Failed to fetch token mappings');
+  }).then(x => {
+    for (const a of x.pools) {
+      a.poolId = BigInt(a.poolId)
+      a.factor = BigInt(a.factor)
+    }
+    return x
   });
 }
 
@@ -99,7 +105,7 @@ export async function fetchBalanceForAccount(
           return [
             a.id,
             (BigInt(amount) * BigInt(1e8)) /
-              BigInt(10 ** a.underlyingTokenDecimals),
+            BigInt(10 ** a.underlyingTokenDecimals),
           ];
         }
         if (a.id === Currency.STX) {
@@ -113,7 +119,7 @@ export async function fetchBalanceForAccount(
         return [
           a.id,
           (BigInt(fungibleToken) * BigInt(1e8)) /
-            BigInt(10 ** a.underlyingTokenDecimals),
+          BigInt(10 ** a.underlyingTokenDecimals),
         ];
       })
     )
diff --git a/test/ammRouteResolver.test.ts b/test/ammRouteResolver.test.ts
index fe0c6f0..2f20441 100644
--- a/test/ammRouteResolver.test.ts
+++ b/test/ammRouteResolver.test.ts
@@ -108,5 +108,6 @@ function toPoolData(pool: string): PoolData {
     tokenX: tokenX as Currency,
     tokenY: tokenY as Currency,
     factor: BigInt(Number(factor) * 1e8),
+    poolId: BigInt(0),
   };
 }
diff --git a/test/mock-data/alexSDKMockResponses.ts b/test/mock-data/alexSDKMockResponses.ts
index 175b7ed..da530b9 100644
--- a/test/mock-data/alexSDKMockResponses.ts
+++ b/test/mock-data/alexSDKMockResponses.ts
@@ -23,6 +23,7 @@ export const dummyAmmRoute: AMMRouteSegment[] = [
       tokenX: dummyTokenA,
       tokenY: dummyTokenC,
       factor: dummyFactorA,
+      poolId: BigInt(1),
     },
   },
   {
@@ -32,6 +33,7 @@ export const dummyAmmRoute: AMMRouteSegment[] = [
       tokenX: dummyTokenC,
       tokenY: dummyTokenB,
       factor: dummyFactorB,
+      poolId: BigInt(2),
     },
   },
 ];