diff --git a/Roadmap.md b/Roadmap.md
index 8887884..5d78776 100644
--- a/Roadmap.md
+++ b/Roadmap.md
@@ -22,7 +22,7 @@
 
 --
 
-5. [ ] Wallet
+5. [X] Wallet
    1. [X] Overview screen
       1. [X] Balance
       2. [X] Network/API status
@@ -34,39 +34,39 @@
       1. [X] List
    4. [X] Manage accounts
       1. [X] Create new
-      2. [ ] Rename
-      3. [ ] Delete
+      2. [X] Rename
+      3. [X] Delete
       4. [X] View only accounts (see Y)
    5. [X] Manage keys
       1. [X] Create new
       2. [X] Import secret key
-      3. [ ] Import from Ledger
-      4. [ ] Delete (?)
+      3. [X] Import from Ledger
+      4. [X] Delete (?)
       5. [X] Export secret key
-   6. [ ] Send transaction
+   6. [X] Send transaction
       1. [X] Single signature
          // Just sign with selected account
-      2. [ ] Multiple Signatures
-         1. [ ] Sign with selected account
-         2. [ ] Sign with another account in the wallet
-         3. [ ] Parse transaction and signatures (that sent by other party) and sign
-      3. [ ] Support all TX kinds
+      2. [X] Multiple Signatures
+         1. [X] Sign with selected account
+         2. [X] Sign with another account in the wallet
+         3. [X] Parse transaction and signatures (that sent by other party) and sign
+      3. [X] Support all TX kinds
          1. [X] SingleSig.Spawn
          2. [X] SingleSig.Spend
-         3. [ ] MultiSig.Spawn
-         4. [ ] MultiSig.Spend
-         5. [ ] Vesting.Drain
-         6. [ ] Vault.Spawn
-   7. [ ] Sign message
-   8. [ ] Verify signed message
+         3. [X] MultiSig.Spawn
+         4. [X] MultiSig.Spend
+         5. [X] Vesting.Drain
+         6. [X] Vault.Spawn
+   7. [X] Sign message
+   8. [X] Verify signed message
 
 6. [ ] Settings
    1. [X] Network settings
       - RPC
       - Remote node status
       1. [X] Add network
-      2. [ ] Edit/view network (?)
-      3. [ ] Delete network
+      2. [X] Edit/view network (?)
+      3. [X] Delete network
    2. [ ] Change password
 
 7. [X] Backup wallet
@@ -98,10 +98,10 @@ Features
 
 - [X] Auto-fetch transactions and rewards periodically
 
-- [ ] Add SMH/Smidge Inputs
+- [X] Add SMH/Smidge Inputs
 
 - [ ] Add QR Code scanner
 
 - [ ] Load more transactions / rewards (now it is limited to latest 1000)
 
-- [ ] Session stickiness
\ No newline at end of file
+- [X] Session stickiness
\ No newline at end of file
diff --git a/src/api/fetch.ts b/src/api/fetch.ts
new file mode 100644
index 0000000..5ed0701
--- /dev/null
+++ b/src/api/fetch.ts
@@ -0,0 +1,48 @@
+const SESSION_HEADER_NAME = 'x-sm-affinity';
+const SESSION_IDS_STORAGE_KEY = 'sm-affinity';
+
+const loadSessionIds = () => {
+  try {
+    return JSON.parse(localStorage.getItem(SESSION_IDS_STORAGE_KEY) || '{}');
+  } catch (_) {
+    return {};
+  }
+};
+
+const getSessionId = (url: string) => {
+  const u = new URL(url);
+  const keys = loadSessionIds();
+  if (!keys || !keys[u.hostname]) {
+    return null;
+  }
+  return keys[u.hostname];
+};
+
+const setSessionId = (url: string, sessionId: string) => {
+  const u = new URL(url);
+  const keys = loadSessionIds();
+  keys[u.hostname] = sessionId;
+  localStorage.setItem(SESSION_IDS_STORAGE_KEY, JSON.stringify(keys));
+  return keys;
+};
+
+export default (url: string, options?: RequestInit) => {
+  const sessionHeader = getSessionId(url);
+  const reqOptions = sessionHeader
+    ? {
+        ...options,
+        headers: {
+          ...options?.headers,
+          [SESSION_HEADER_NAME]: sessionHeader,
+        },
+      }
+    : options;
+
+  return fetch(url, reqOptions).then((r) => {
+    const sessionId = r.headers.get(SESSION_HEADER_NAME);
+    if (sessionId) {
+      setSessionId(url, sessionId);
+    }
+    return r;
+  });
+};
diff --git a/src/api/requests/getFetchAll.ts b/src/api/getFetchAll.ts
similarity index 100%
rename from src/api/requests/getFetchAll.ts
rename to src/api/getFetchAll.ts
diff --git a/src/api/requests/balance.ts b/src/api/requests/balance.ts
index 9ff0feb..e9ded01 100644
--- a/src/api/requests/balance.ts
+++ b/src/api/requests/balance.ts
@@ -1,5 +1,6 @@
 import { AccountStatesWithAddress } from '../../types/account';
 import { Bech32Address } from '../../types/common';
+import fetch from '../fetch';
 import { BalanceResponseSchema } from '../schemas/account';
 import { parseResponse } from '../schemas/error';
 
diff --git a/src/api/requests/netinfo.ts b/src/api/requests/netinfo.ts
index 22c3bc0..7fcb1ab 100644
--- a/src/api/requests/netinfo.ts
+++ b/src/api/requests/netinfo.ts
@@ -1,16 +1,17 @@
 import parse from 'parse-duration';
 
 import { fromBase64 } from '../../utils/base64';
-import fetchJSON from '../../utils/fetchJSON';
 import { toHexString } from '../../utils/hexString';
+import fetch from '../fetch';
 import { parseResponse } from '../schemas/error';
 import { NetworkInfoResponseSchema } from '../schemas/network';
 import { NodeStatusSchema, NodeSyncStatus } from '../schemas/node';
 
 export const fetchNetworkInfo = (rpc: string) =>
-  fetchJSON(`${rpc}/spacemesh.v2alpha1.NetworkService/Info`, {
+  fetch(`${rpc}/spacemesh.v2alpha1.NetworkService/Info`, {
     method: 'POST',
   })
+    .then((r) => r.json())
     .then(parseResponse(NetworkInfoResponseSchema))
     .then((res) => ({
       ...res,
@@ -20,7 +21,10 @@ export const fetchNetworkInfo = (rpc: string) =>
     }));
 
 export const fetchNodeStatus = (rpc: string) =>
-  fetchJSON(`${rpc}/spacemesh.v2alpha1.NodeService/Status`, { method: 'POST' })
+  fetch(`${rpc}/spacemesh.v2alpha1.NodeService/Status`, {
+    method: 'POST',
+  })
+    .then((r) => r.json())
     .then(parseResponse(NodeStatusSchema))
     .then((status) => ({
       connectedPeers: parseInt(status.connectedPeers, 10),
diff --git a/src/api/requests/rewards.ts b/src/api/requests/rewards.ts
index dd217f9..754990c 100644
--- a/src/api/requests/rewards.ts
+++ b/src/api/requests/rewards.ts
@@ -2,11 +2,11 @@ import { Bech32Address } from '../../types/common';
 import { Reward } from '../../types/reward';
 import { fromBase64 } from '../../utils/base64';
 import { toHexString } from '../../utils/hexString';
+import fetch from '../fetch';
+import getFetchAll from '../getFetchAll';
 import { parseResponse } from '../schemas/error';
 import { RewardsListSchema } from '../schemas/rewards';
 
-import getFetchAll from './getFetchAll';
-
 export const fetchRewardsChunk = (
   rpc: string,
   address: Bech32Address,
diff --git a/src/api/requests/tx.ts b/src/api/requests/tx.ts
index e31d021..7905518 100644
--- a/src/api/requests/tx.ts
+++ b/src/api/requests/tx.ts
@@ -10,6 +10,8 @@ import {
   getTemplateMethod,
   getTemplateNameByAddress,
 } from '../../utils/templates';
+import fetch from '../fetch';
+import getFetchAll from '../getFetchAll';
 import { parseResponse } from '../schemas/error';
 import {
   EstimateGasResponseSchema,
@@ -21,8 +23,6 @@ import {
   WithExtraData,
 } from '../schemas/tx';
 
-import getFetchAll from './getFetchAll';
-
 const getTxState = (
   resultStatus: TransactionResultStatus | undefined,
   txState: TransactionState | undefined
diff --git a/src/utils/fetchJSON.ts b/src/utils/fetchJSON.ts
deleted file mode 100644
index 3f0ea34..0000000
--- a/src/utils/fetchJSON.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-function fetchJSON(url: string, options?: RequestInit) {
-  return fetch(url, options).then((r) => {
-    if (r.ok) {
-      return r.json();
-    }
-    throw new Error(`Cannot fetch JSON data from ${url}. Got ${r.status}`);
-  });
-}
-
-export default fetchJSON;