diff --git a/react-example/src/components/EmbeddedForm.tsx b/react-example/src/components/EmbeddedForm.tsx
index 2cbd1ee6..d1a8e3f5 100644
--- a/react-example/src/components/EmbeddedForm.tsx
+++ b/react-example/src/components/EmbeddedForm.tsx
@@ -1,21 +1,24 @@
-import { FC, FormEvent, useState } from 'react';
+/* eslint-disable no-console */
 import {
   IterableEmbeddedManager,
   IterableEmbeddedMessageUpdateHandler,
-  trackEmbeddedSession,
-  trackEmbeddedReceived,
+  IterableResponse,
   trackEmbeddedClick,
-  trackEmbeddedDismiss
+  trackEmbeddedDismiss,
+  trackEmbeddedReceived,
+  trackEmbeddedSession
 } from '@iterable/web-sdk';
+import { AxiosError, AxiosResponse, isAxiosError } from 'axios';
+import { FC, FormEvent, useState } from 'react';
 import { v4 as uuidv4 } from 'uuid';
-import { TextField } from './TextField';
 import {
-  StyledButton,
   EndpointWrapper,
   Form,
   Heading,
-  Response
+  Response,
+  StyledButton
 } from '../views/Components.styled';
+import { TextField } from './TextField';
 
 interface Props {
   endpointName: string;
@@ -63,8 +66,10 @@ export const EmbeddedForm: FC<Props> = ({
       await embeddedManager.syncMessages('my-website', () =>
         console.log('Synced message')
       );
-    } catch (error: any) {
-      setTrackResponse(JSON.stringify(error?.response?.data));
+    } catch (error: unknown) {
+      setTrackResponse(
+        JSON.stringify(isAxiosError(error) ? error.response?.data : error)
+      );
     }
   };
 
@@ -80,11 +85,11 @@ export const EmbeddedForm: FC<Props> = ({
     };
 
     trackEmbeddedReceived(receivedMessage.messageId, 'my-website')
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setTrackResponse(JSON.stringify(response.data));
         setTrackingEvent(false);
       })
-      .catch((error: any) => {
+      .catch((error: AxiosError<IterableResponse>) => {
         setTrackResponse(JSON.stringify(error.response.data));
         setTrackingEvent(false);
       });
@@ -111,11 +116,11 @@ export const EmbeddedForm: FC<Props> = ({
       targetUrl,
       appPackageName
     })
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setTrackResponse(JSON.stringify(response.data));
         setTrackingEvent(false);
       })
-      .catch((error: any) => {
+      .catch((error: AxiosError<IterableResponse>) => {
         setTrackResponse(JSON.stringify(error.response.data));
         setTrackingEvent(false);
       });
@@ -139,11 +144,11 @@ export const EmbeddedForm: FC<Props> = ({
     };
 
     trackEmbeddedDismiss(sessionData)
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setTrackResponse(JSON.stringify(response.data));
         setTrackingEvent(false);
       })
-      .catch((error: any) => {
+      .catch((error: AxiosError<IterableResponse>) => {
         setTrackResponse(JSON.stringify(error.response.data));
         setTrackingEvent(false);
       });
@@ -177,11 +182,11 @@ export const EmbeddedForm: FC<Props> = ({
     };
 
     trackEmbeddedSession(sessionData)
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setTrackResponse(JSON.stringify(response.data));
         setTrackingEvent(false);
       })
-      .catch((error: any) => {
+      .catch((error: AxiosError<IterableResponse>) => {
         setTrackResponse(JSON.stringify(error.response.data));
         setTrackingEvent(false);
       });
diff --git a/react-example/src/components/EventsForm.tsx b/react-example/src/components/EventsForm.tsx
index 7bf6650f..f9eb7ec5 100644
--- a/react-example/src/components/EventsForm.tsx
+++ b/react-example/src/components/EventsForm.tsx
@@ -1,11 +1,17 @@
+import {
+  InAppEventRequestParams,
+  InAppTrackRequestParams,
+  IterablePromise,
+  IterableResponse
+} from '@iterable/web-sdk';
+import { AxiosError, AxiosResponse } from 'axios';
 import { ChangeEvent, FC, FormEvent, useState } from 'react';
-import { IterablePromise, IterableResponse } from '@iterable/web-sdk';
 import {
-  StyledButton,
   EndpointWrapper,
   Form,
   Heading,
-  Response
+  Response,
+  StyledButton
 } from '../views/Components.styled';
 import { TextField } from './TextField';
 
@@ -13,8 +19,10 @@ interface Props {
   endpointName: string;
   heading: string;
   needsEventName?: boolean;
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
-  method: (...args: any) => IterablePromise<IterableResponse>;
+  method: (
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    args: InAppEventRequestParams | InAppTrackRequestParams
+  ) => IterablePromise<IterableResponse>;
 }
 
 export const EventsForm: FC<Props> = ({
@@ -44,11 +52,11 @@ export const EventsForm: FC<Props> = ({
         appPackageName: 'my-website'
       }
     })
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setTrackResponse(JSON.stringify(response.data));
         setTrackingEvent(false);
       })
-      .catch((e: any) => {
+      .catch((e: AxiosError<IterableResponse>) => {
         setTrackResponse(JSON.stringify(e.response.data));
         setTrackingEvent(false);
       });
diff --git a/react-example/src/views/Commerce.tsx b/react-example/src/views/Commerce.tsx
index f64c281c..8ed87b31 100644
--- a/react-example/src/views/Commerce.tsx
+++ b/react-example/src/views/Commerce.tsx
@@ -1,12 +1,13 @@
+import { IterableResponse, trackPurchase, updateCart } from '@iterable/web-sdk';
+import { AxiosError, AxiosResponse } from 'axios';
 import { FC, FormEvent, useState } from 'react';
-import { updateCart, trackPurchase } from '@iterable/web-sdk';
 import { TextField } from '../components/TextField';
 import {
-  StyledButton,
   EndpointWrapper,
   Form,
   Heading,
-  Response
+  Response,
+  StyledButton
 } from './Components.styled';
 
 interface Props {}
@@ -31,11 +32,11 @@ export const Commerce: FC<Props> = () => {
     updateCart({
       items: [{ name: cartItem, id: 'fdsafds', price: 100, quantity: 2 }]
     })
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setUpdateCartResponse(JSON.stringify(response.data));
         setUpdatingCart(false);
       })
-      .catch((e: any) => {
+      .catch((e: AxiosError<IterableResponse>) => {
         setUpdateCartResponse(JSON.stringify(e.response.data));
         setUpdatingCart(false);
       });
@@ -48,11 +49,11 @@ export const Commerce: FC<Props> = () => {
       items: [{ name: purchaseItem, id: 'fdsafds', price: 100, quantity: 2 }],
       total: 200
     })
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setTrackingPurchase(false);
         setTrackPurchaseResponse(JSON.stringify(response.data));
       })
-      .catch((e: any) => {
+      .catch((e: AxiosError<IterableResponse>) => {
         setTrackingPurchase(false);
         setTrackPurchaseResponse(JSON.stringify(e.response.data));
       });
diff --git a/react-example/src/views/EmbeddedMsgs.tsx b/react-example/src/views/EmbeddedMsgs.tsx
index 5ffa9049..867efefc 100644
--- a/react-example/src/views/EmbeddedMsgs.tsx
+++ b/react-example/src/views/EmbeddedMsgs.tsx
@@ -1,16 +1,17 @@
-import { FC, useState, useEffect } from 'react';
+/* eslint-disable no-console */
 import {
-  IterableEmbeddedCard,
-  IterableEmbeddedNotification,
+  IterableAction,
+  IterableConfig,
+  IterableCustomActionHandler,
   IterableEmbeddedBanner,
+  IterableEmbeddedCard,
   IterableEmbeddedManager,
   IterableEmbeddedMessage,
   IterableEmbeddedMessageUpdateHandler,
-  IterableUrlHandler,
-  IterableCustomActionHandler,
-  IterableAction,
-  IterableConfig
+  IterableEmbeddedNotification,
+  IterableUrlHandler
 } from '@iterable/web-sdk';
+import { FC, useEffect, useState } from 'react';
 import { Button } from '../components/Button';
 import { useUser } from '../context/Users';
 
@@ -113,7 +114,7 @@ export const EmbeddedMsgs: FC<Props> = () => {
       await embeddedManager.syncMessages('my-website', () => {
         console.log('messages', JSON.stringify(embeddedManager.getMessages()));
       });
-    } catch (error: any) {
+    } catch (error: unknown) {
       console.log('error', error);
     }
   };
@@ -236,7 +237,7 @@ export const EmbeddedMsgs: FC<Props> = () => {
                   appPackageName,
                   message,
                   ...(useCustomStyles && { htmlElements: StyleOverrides }),
-                  errorCallback: (error: any) =>
+                  errorCallback: (error: unknown) =>
                     console.log('handleError: ', error)
                 });
                 return (
@@ -252,7 +253,7 @@ export const EmbeddedMsgs: FC<Props> = () => {
                   appPackageName,
                   message,
                   ...(useCustomStyles && { htmlElements: StyleOverrides }),
-                  errorCallback: (error: any) =>
+                  errorCallback: (error: unknown) =>
                     console.log('handleError: ', error)
                 });
                 return (
@@ -268,7 +269,7 @@ export const EmbeddedMsgs: FC<Props> = () => {
                   appPackageName,
                   message,
                   ...(useCustomStyles && { htmlElements: StyleOverrides }),
-                  errorCallback: (error: any) =>
+                  errorCallback: (error: unknown) =>
                     console.log('handleError: ', error)
                 });
                 return (
diff --git a/react-example/src/views/EmbeddedMsgsImpressionTracker.tsx b/react-example/src/views/EmbeddedMsgsImpressionTracker.tsx
index d2a39c1a..3312d810 100644
--- a/react-example/src/views/EmbeddedMsgsImpressionTracker.tsx
+++ b/react-example/src/views/EmbeddedMsgsImpressionTracker.tsx
@@ -1,4 +1,4 @@
-import { FC, useState, useEffect, useRef } from 'react';
+/* eslint-disable no-console */
 import {
   IterableEmbeddedCard,
   IterableEmbeddedManager,
@@ -6,6 +6,7 @@ import {
   IterableEmbeddedMessageUpdateHandler,
   IterableEmbeddedSessionManager
 } from '@iterable/web-sdk';
+import { FC, useEffect, useRef, useState } from 'react';
 import { useUser } from '../context/Users';
 
 interface Props {}
@@ -51,7 +52,7 @@ export const EmbeddedMsgsImpressionTracker: FC<Props> = () => {
     );
   };
 
-  let observersCard: any[] = [];
+  let observersCard: IntersectionObserver[] = [];
 
   useEffect(() => {
     observersCard = getCardObserver();
@@ -93,7 +94,7 @@ export const EmbeddedMsgsImpressionTracker: FC<Props> = () => {
       await embeddedManager.syncMessages('my-website', () => {
         console.log('messages', JSON.stringify(embeddedManager.getMessages()));
       });
-    } catch (error: any) {
+    } catch (error: unknown) {
       console.log('error', error);
     }
   };
diff --git a/react-example/src/views/Users.tsx b/react-example/src/views/Users.tsx
index 4273d228..598d456c 100644
--- a/react-example/src/views/Users.tsx
+++ b/react-example/src/views/Users.tsx
@@ -1,18 +1,19 @@
-import { FC, FormEvent, useState } from 'react';
 import {
-  updateUser,
+  IterableResponse,
   updateSubscriptions,
+  updateUser,
   updateUserEmail
 } from '@iterable/web-sdk';
+import { AxiosError, AxiosResponse } from 'axios';
+import { FC, FormEvent, useState } from 'react';
 import { TextField } from '../components/TextField';
-
 import { useUser } from '../context/Users';
 import {
-  StyledButton,
   EndpointWrapper,
   Form,
   Heading,
-  Response
+  Response,
+  StyledButton
 } from './Components.styled';
 
 interface Props {}
@@ -43,11 +44,11 @@ export const Users: FC<Props> = () => {
     updateUser({
       dataFields: { [userDataField]: 'test-data' }
     })
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setUpdateUserResponse(JSON.stringify(response.data));
         setUpdatingUser(false);
       })
-      .catch((e: any) => {
+      .catch((e: AxiosError<IterableResponse>) => {
         setUpdateUserResponse(JSON.stringify(e.response.data));
         setUpdatingUser(false);
       });
@@ -57,12 +58,12 @@ export const Users: FC<Props> = () => {
     e.preventDefault();
     setUpdatingUserEmail(true);
     updateUserEmail(email)
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setUpdatingUserEmail(false);
         setUpdateUserEmailResponse(JSON.stringify(response.data));
         setLoggedInUser({ type: 'user_update', data: email });
       })
-      .catch((e: any) => {
+      .catch((e: AxiosError<IterableResponse>) => {
         setUpdatingUserEmail(false);
         setUpdateUserEmailResponse(JSON.stringify(e.response.data));
       });
@@ -73,11 +74,11 @@ export const Users: FC<Props> = () => {
 
     setUpdatingSubscriptions(true);
     updateSubscriptions({ emailListIds: [+emailListID] })
-      .then((response: any) => {
+      .then((response: AxiosResponse<IterableResponse>) => {
         setUpdatingSubscriptions(false);
         setUpdateSubscriptionsResponse(JSON.stringify(response.data));
       })
-      .catch((e: any) => {
+      .catch((e: AxiosError<IterableResponse>) => {
         setUpdatingSubscriptions(false);
         setUpdateSubscriptionsResponse(JSON.stringify(e.response.data));
       });
diff --git a/src/authorization/utils.ts b/src/authorization/utils.ts
index 5f8bac38..7bb4a66b 100644
--- a/src/authorization/utils.ts
+++ b/src/authorization/utils.ts
@@ -82,7 +82,7 @@ export const cancelAxiosRequestAndMakeFetch = (
       'Api-Key': authToken,
       Authorization: `Bearer ${jwtToken}`
     },
-    body: JSON.stringify({ ...config?.data, ...additionalData } || {}),
+    body: JSON.stringify({ ...config?.data, ...additionalData }),
     keepalive: true
   }).catch();
 
diff --git a/src/inapp/cache.ts b/src/inapp/cache.ts
index 91f7a7d4..36069f47 100644
--- a/src/inapp/cache.ts
+++ b/src/inapp/cache.ts
@@ -1,3 +1,5 @@
+/* eslint-disable no-console */
+import { isAxiosError } from 'axios';
 import { setMany } from 'idb-keyval';
 import { BrowserStorageEstimate, CachedMessage, InAppMessage } from './types';
 
@@ -32,11 +34,10 @@ export const determineRemainingStorageQuota = async () => {
     const remainingQuota = usage && messageQuota - usage;
 
     return remainingQuota || 0;
-  } catch (err: any /* eslint-disable-line @typescript-eslint/no-explicit-any */) {
-    // eslint-disable-next-line no-console
+  } catch (err: unknown) {
     console.warn(
       'Error determining remaining storage quota',
-      err?.response?.data?.clientErrors ?? err
+      isAxiosError(err) ? err.response?.data?.clientErrors : err
     );
   }
   /** Do not try to add to cache if we cannot determine storage space. */
@@ -113,11 +114,10 @@ export const addNewMessagesToCache = async (
 
     try {
       await setMany(messagesToAddToCache);
-    } catch (err: any /* eslint-disable-line @typescript-eslint/no-explicit-any */) {
-      // eslint-disable-next-line no-console
+    } catch (err: unknown) {
       console.warn(
         'Error adding new messages to the browser cache',
-        err?.response?.data?.clientErrors ?? err
+        isAxiosError(err) ? err.response?.data?.clientErrors : err
       );
     }
   }
diff --git a/src/inapp/request.ts b/src/inapp/request.ts
index bffe2f1a..2095678c 100644
--- a/src/inapp/request.ts
+++ b/src/inapp/request.ts
@@ -1,3 +1,4 @@
+/* eslint-disable no-console */
 /* eslint-disable no-unreachable */
 import { delMany, entries } from 'idb-keyval';
 import { GETMESSAGES_PATH, SDK_VERSION, WEB_PLATFORM } from '../constants';
@@ -111,7 +112,6 @@ export const requestMessages = async ({ payload }: RequestMessagesProps) => {
     try {
       await delMany(cachedMessagesToDelete);
     } catch (err: any /* eslint-disable-line @typescript-eslint/no-explicit-any */) {
-      // eslint-disable-next-line no-console
       console.warn(
         'Error deleting messages from the browser cache',
         err?.response?.data?.clientErrors ?? err
@@ -129,7 +129,6 @@ export const requestMessages = async ({ payload }: RequestMessagesProps) => {
       }
     };
   } catch (err: any /* eslint-disable-line @typescript-eslint/no-explicit-any */) {
-    // eslint-disable-next-line no-console
     console.warn(
       'Error requesting in-app messages',
       err?.response?.data?.clientErrors ?? err
diff --git a/src/inapp/utils.ts b/src/inapp/utils.ts
index fc0751a6..645a9a2d 100644
--- a/src/inapp/utils.ts
+++ b/src/inapp/utils.ts
@@ -524,7 +524,7 @@ export const trackMessagesDelivered = (
         */
       })
     )
-  ).catch((e: any) => e);
+  ).catch((e: unknown) => e);
 
 export const paintOverlay = (
   color = '#fff',
diff --git a/src/users/users.ts b/src/users/users.ts
index 279a56a9..52bbac71 100644
--- a/src/users/users.ts
+++ b/src/users/users.ts
@@ -1,4 +1,4 @@
-// eslint-disable @typescript-eslint/no-explicit-any
+/* eslint-disable @typescript-eslint/no-explicit-any */
 import { object, string } from 'yup';
 import { ENDPOINTS } from '../constants';
 import { IterableResponse } from '../types';