diff --git a/src/android/index.ts b/src/android/index.ts
index dcdb9d756..300cffd12 100644
--- a/src/android/index.ts
+++ b/src/android/index.ts
@@ -31,6 +31,8 @@ import { HttpRequestLibrary, HttpResponse } from "../util/http";
 // @ts-ignore: special built-in module
 //import akono = require("akono");
 
+export { handleWorkerError, handleWorkerMessage } from "../crypto/workers/nodeThreadWorker";
+
 export class AndroidHttpLib implements HttpRequestLibrary {
   useNfcTunnel: boolean = false;
 
diff --git a/src/dbTypes.ts b/src/dbTypes.ts
index e39d73672..3625740e2 100644
--- a/src/dbTypes.ts
+++ b/src/dbTypes.ts
@@ -1003,10 +1003,7 @@ export interface PurchaseRecord {
    */
   merchantSig: string;
 
-  /**
-   * A successful payment has been made.
-   */
-  payFinished: boolean;
+  firstSuccessfulPayTimestamp: Timestamp | undefined;
 
   /**
    * Pending refunds for the purchase.
diff --git a/src/headless/helpers.ts b/src/headless/helpers.ts
index cfc7e3695..c4c84d44b 100644
--- a/src/headless/helpers.ts
+++ b/src/headless/helpers.ts
@@ -32,7 +32,8 @@ import { Bank } from "./bank";
 import fs = require("fs");
 import { Logger } from "../util/logging";
 import { NodeThreadCryptoWorkerFactory } from "../crypto/workers/nodeThreadWorker";
-import { NotificationType } from "../walletTypes";
+import { NotificationType, WalletNotification } from "../walletTypes";
+import { SynchronousCryptoWorkerFactory } from "../crypto/workers/synchronousWorker";
 
 const logger = new Logger("helpers.ts");
 
@@ -87,7 +88,7 @@ export interface DefaultNodeWalletArgs {
   /**
    * Handler for asynchronous notifications from the wallet.
    */
-  notifyHandler?: (reason: string) => void;
+  notifyHandler?: (n: WalletNotification) => void;
 
   /**
    * If specified, use this as HTTP request library instead
@@ -163,11 +164,15 @@ export async function getDefaultNodeWallet(
 
   const worker = new NodeThreadCryptoWorkerFactory();
 
-  return new Wallet(
+  const w = new Wallet(
     myDb,
     myHttpLib,
     worker,
   );
+  if (args.notifyHandler) {
+    w.addNotificationListener(args.notifyHandler);
+  }
+  return w;
 }
 
 export async function withdrawTestBalance(
diff --git a/src/wallet-impl/balance.ts b/src/wallet-impl/balance.ts
index 082e62563..8ce91a173 100644
--- a/src/wallet-impl/balance.ts
+++ b/src/wallet-impl/balance.ts
@@ -138,7 +138,7 @@ export async function getBalances(
       });
 
       await tx.iter(Stores.purchases).forEach(t => {
-        if (t.payFinished) {
+        if (t.firstSuccessfulPayTimestamp) {
           return;
         }
         for (const c of t.payReq.coins) {
diff --git a/src/wallet-impl/history.ts b/src/wallet-impl/history.ts
index 23887e895..99e51c8de 100644
--- a/src/wallet-impl/history.ts
+++ b/src/wallet-impl/history.ts
@@ -14,11 +14,11 @@
  GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
- /**
-  * Imports.
-  */
+/**
+ * Imports.
+ */
 import { HistoryQuery, HistoryEvent } from "../walletTypes";
-import { oneShotIter } from "../util/query";
+import { oneShotIter, runWithReadTransaction } from "../util/query";
 import { InternalWalletState } from "./state";
 import { Stores, TipRecord } from "../dbTypes";
 import * as Amounts from "../util/amounts";
@@ -34,139 +34,186 @@ export async function getHistory(
   const history: HistoryEvent[] = [];
 
   // FIXME: do pagination instead of generating the full history
-
   // We uniquely identify history rows via their timestamp.
   // This works as timestamps are guaranteed to be monotonically
   // increasing even
 
-  /*
-  const proposals = await oneShotIter(ws.db, Stores.proposals).toArray();
-  for (const p of proposals) {
-    history.push({
-      detail: {
-        contractTermsHash: p.contractTermsHash,
-        merchantName: p.contractTerms.merchant.name,
-      },
-      timestamp: p.timestamp,
-      type: "claim-order",
-      explicit: false,
-    });
-  }
-  */
-
-  const withdrawals = await oneShotIter(
+  await runWithReadTransaction(
     ws.db,
-    Stores.withdrawalSession,
-  ).toArray();
-  for (const w of withdrawals) {
-    history.push({
-      detail: {
-        withdrawalAmount: w.rawWithdrawalAmount,
-      },
-      timestamp: w.startTimestamp,
-      type: "withdraw",
-      explicit: false,
-    });
-  }
-
-  const purchases = await oneShotIter(ws.db, Stores.purchases).toArray();
-  for (const p of purchases) {
-    history.push({
-      detail: {
-        amount: p.contractTerms.amount,
-        contractTermsHash: p.contractTermsHash,
-        fulfillmentUrl: p.contractTerms.fulfillment_url,
-        merchantName: p.contractTerms.merchant.name,
-      },
-      timestamp: p.acceptTimestamp,
-      type: "pay",
-      explicit: false,
-    });
-    if (p.lastRefundStatusTimestamp) {
-      const contractAmount = Amounts.parseOrThrow(p.contractTerms.amount);
-      const amountsPending = Object.keys(p.refundsPending).map(x =>
-        Amounts.parseOrThrow(p.refundsPending[x].refund_amount),
-      );
-      const amountsDone = Object.keys(p.refundsDone).map(x =>
-        Amounts.parseOrThrow(p.refundsDone[x].refund_amount),
-      );
-      const amounts: AmountJson[] = amountsPending.concat(amountsDone);
-      const amount = Amounts.add(
-        Amounts.getZero(contractAmount.currency),
-        ...amounts,
-      ).amount;
-
-      history.push({
-        detail: {
-          contractTermsHash: p.contractTermsHash,
-          fulfillmentUrl: p.contractTerms.fulfillment_url,
-          merchantName: p.contractTerms.merchant.name,
-          refundAmount: amount,
-        },
-        timestamp: p.lastRefundStatusTimestamp,
-        type: "refund",
-        explicit: false,
+    [
+      Stores.currencies,
+      Stores.coins,
+      Stores.denominations,
+      Stores.exchanges,
+      Stores.proposals,
+      Stores.purchases,
+      Stores.refresh,
+      Stores.reserves,
+      Stores.tips,
+      Stores.withdrawalSession,
+    ],
+    async tx => {
+      await tx.iter(Stores.proposals).forEach(p => {
+        history.push({
+          detail: {},
+          timestamp: p.timestamp,
+          type: "claim-order",
+          explicit: false,
+        });
       });
-    }
-  }
 
-  const reserves = await oneShotIter(ws.db, Stores.reserves).toArray();
-
-  for (const r of reserves) {
-    const reserveType = r.bankWithdrawStatusUrl ? "taler-bank" : "manual";
-    history.push({
-      detail: {
-        exchangeBaseUrl: r.exchangeBaseUrl,
-        requestedAmount: Amounts.toString(r.initiallyRequestedAmount),
-        reservePub: r.reservePub,
-        reserveType,
-        bankWithdrawStatusUrl: r.bankWithdrawStatusUrl,
-      },
-      timestamp: r.created,
-      type: "reserve-created",
-      explicit: false,
-    });
-    if (r.timestampConfirmed) {
-      history.push({
-        detail: {
-          exchangeBaseUrl: r.exchangeBaseUrl,
-          requestedAmount: Amounts.toString(r.initiallyRequestedAmount),
-          reservePub: r.reservePub,
-          reserveType,
-          bankWithdrawStatusUrl: r.bankWithdrawStatusUrl,
-        },
-        timestamp: r.created,
-        type: "reserve-confirmed",
-        explicit: false,
+      await tx.iter(Stores.withdrawalSession).forEach(w => {
+        history.push({
+          detail: {
+            withdrawalAmount: w.rawWithdrawalAmount,
+          },
+          timestamp: w.startTimestamp,
+          type: "withdraw-started",
+          explicit: false,
+        });
+        if (w.finishTimestamp) {
+          history.push({
+            detail: {
+              withdrawalAmount: w.rawWithdrawalAmount,
+            },
+            timestamp: w.finishTimestamp,
+            type: "withdraw-finished",
+            explicit: false,
+          });
+        }
       });
-    }
-  }
 
-  const tips: TipRecord[] = await oneShotIter(ws.db, Stores.tips).toArray();
-  for (const tip of tips) {
-    history.push({
-      detail: {
-        accepted: tip.accepted,
-        amount: tip.amount,
-        merchantBaseUrl: tip.merchantBaseUrl,
-        tipId: tip.merchantTipId,
-      },
-      timestamp: tip.createdTimestamp,
-      explicit: false,
-      type: "tip",
-    });
-  }
+      await tx.iter(Stores.purchases).forEach(p => {
+        history.push({
+          detail: {
+            amount: p.contractTerms.amount,
+            contractTermsHash: p.contractTermsHash,
+            fulfillmentUrl: p.contractTerms.fulfillment_url,
+            merchantName: p.contractTerms.merchant.name,
+          },
+          timestamp: p.acceptTimestamp,
+          type: "pay-started",
+          explicit: false,
+        });
+        if (p.firstSuccessfulPayTimestamp) {
+          history.push({
+            detail: {
+              amount: p.contractTerms.amount,
+              contractTermsHash: p.contractTermsHash,
+              fulfillmentUrl: p.contractTerms.fulfillment_url,
+              merchantName: p.contractTerms.merchant.name,
+            },
+            timestamp: p.firstSuccessfulPayTimestamp,
+            type: "pay-finished",
+            explicit: false,
+          });
+        }
+        if (p.lastRefundStatusTimestamp) {
+          const contractAmount = Amounts.parseOrThrow(p.contractTerms.amount);
+          const amountsPending = Object.keys(p.refundsPending).map(x =>
+            Amounts.parseOrThrow(p.refundsPending[x].refund_amount),
+          );
+          const amountsDone = Object.keys(p.refundsDone).map(x =>
+            Amounts.parseOrThrow(p.refundsDone[x].refund_amount),
+          );
+          const amounts: AmountJson[] = amountsPending.concat(amountsDone);
+          const amount = Amounts.add(
+            Amounts.getZero(contractAmount.currency),
+            ...amounts,
+          ).amount;
 
-  await oneShotIter(ws.db, Stores.exchanges).forEach(exchange => {
-    history.push({
-      type: "exchange-added",
-      explicit: false,
-      timestamp: exchange.timestampAdded,
-      detail: {
-        exchangeBaseUrl: exchange.baseUrl,
-      },
-    });
-  });
+          history.push({
+            detail: {
+              contractTermsHash: p.contractTermsHash,
+              fulfillmentUrl: p.contractTerms.fulfillment_url,
+              merchantName: p.contractTerms.merchant.name,
+              refundAmount: amount,
+            },
+            timestamp: p.lastRefundStatusTimestamp,
+            type: "refund",
+            explicit: false,
+          });
+        }
+      });
+
+      await tx.iter(Stores.reserves).forEach(r => {
+        const reserveType = r.bankWithdrawStatusUrl ? "taler-bank" : "manual";
+        history.push({
+          detail: {
+            exchangeBaseUrl: r.exchangeBaseUrl,
+            requestedAmount: Amounts.toString(r.initiallyRequestedAmount),
+            reservePub: r.reservePub,
+            reserveType,
+            bankWithdrawStatusUrl: r.bankWithdrawStatusUrl,
+          },
+          timestamp: r.created,
+          type: "reserve-created",
+          explicit: false,
+        });
+        if (r.timestampConfirmed) {
+          history.push({
+            detail: {
+              exchangeBaseUrl: r.exchangeBaseUrl,
+              requestedAmount: Amounts.toString(r.initiallyRequestedAmount),
+              reservePub: r.reservePub,
+              reserveType,
+              bankWithdrawStatusUrl: r.bankWithdrawStatusUrl,
+            },
+            timestamp: r.created,
+            type: "reserve-confirmed",
+            explicit: false,
+          });
+        }
+      });
+
+      await tx.iter(Stores.tips).forEach(tip => {
+        history.push({
+          detail: {
+            accepted: tip.accepted,
+            amount: tip.amount,
+            merchantBaseUrl: tip.merchantBaseUrl,
+            tipId: tip.merchantTipId,
+          },
+          timestamp: tip.createdTimestamp,
+          explicit: false,
+          type: "tip",
+        });
+      });
+
+      await tx.iter(Stores.exchanges).forEach(exchange => {
+        history.push({
+          type: "exchange-added",
+          explicit: false,
+          timestamp: exchange.timestampAdded,
+          detail: {
+            exchangeBaseUrl: exchange.baseUrl,
+          },
+        });
+      });
+
+      await tx.iter(Stores.refresh).forEach((r) => {
+        history.push({
+          type: "refresh-started",
+          explicit: false,
+          timestamp: r.created,
+          detail: {
+            refreshSessionId: r.refreshSessionId,
+          },
+        });
+        if (r.finishedTimestamp) {
+          history.push({
+            type: "refresh-finished",
+            explicit: false,
+            timestamp: r.finishedTimestamp,
+            detail: {
+              refreshSessionId: r.refreshSessionId,
+            },
+          });
+        }
+
+      });
+    },
+  );
 
   history.sort((h1, h2) => Math.sign(h1.timestamp.t_ms - h2.timestamp.t_ms));
 
diff --git a/src/wallet-impl/pay.ts b/src/wallet-impl/pay.ts
index 1375a22ca..4933098cd 100644
--- a/src/wallet-impl/pay.ts
+++ b/src/wallet-impl/pay.ts
@@ -343,7 +343,6 @@ async function recordConfirmPay(
     abortRequested: false,
     contractTerms: d.contractTerms,
     contractTermsHash: d.contractTermsHash,
-    payFinished: false,
     lastSessionId: undefined,
     merchantSig: d.merchantSig,
     payReq,
@@ -359,6 +358,7 @@ async function recordConfirmPay(
     refundStatusRequested: false,
     lastRefundApplyError: undefined,
     refundApplyRetryInfo: initRetryInfo(),
+    firstSuccessfulPayTimestamp: undefined,
   };
 
   await runWithWriteTransaction(
@@ -405,7 +405,7 @@ export async function abortFailedPayment(
   if (!purchase) {
     throw Error("Purchase not found, unable to abort with refund");
   }
-  if (purchase.payFinished) {
+  if (purchase.firstSuccessfulPayTimestamp) {
     throw Error("Purchase already finished, not aborting");
   }
   if (purchase.abortDone) {
@@ -465,6 +465,7 @@ async function incrementProposalRetry(
     pr.lastError = err;
     await tx.put(Stores.proposals, pr);
   });
+  ws.notify({ type: NotificationType.ProposalOperationError });
 }
 
 async function incrementPurchasePayRetry(
@@ -486,6 +487,7 @@ async function incrementPurchasePayRetry(
     pr.lastPayError = err;
     await tx.put(Stores.purchases, pr);
   });
+  ws.notify({ type: NotificationType.PayOperationError });
 }
 
 async function incrementPurchaseQueryRefundRetry(
@@ -507,6 +509,7 @@ async function incrementPurchaseQueryRefundRetry(
     pr.lastRefundStatusError = err;
     await tx.put(Stores.purchases, pr);
   });
+  ws.notify({ type: NotificationType.RefundStatusOperationError });
 }
 
 async function incrementPurchaseApplyRefundRetry(
@@ -528,6 +531,7 @@ async function incrementPurchaseApplyRefundRetry(
     pr.lastRefundApplyError = err;
     await tx.put(Stores.purchases, pr);
   });
+  ws.notify({ type: NotificationType.RefundApplyOperationError });
 }
 
 export async function processDownloadProposal(
@@ -698,7 +702,7 @@ export async function submitPay(
     // FIXME: properly display error
     throw Error("merchant payment signature invalid");
   }
-  purchase.payFinished = true;
+  purchase.firstSuccessfulPayTimestamp = getTimestampNow();
   purchase.lastPayError = undefined;
   purchase.payRetryInfo = initRetryInfo(false);
   const modifiedCoins: CoinRecord[] = [];
@@ -1044,10 +1048,9 @@ async function acceptRefundResponse(
     throw Error("empty refund");
   }
 
-
   let numNewRefunds = 0;
 
-  await runWithWriteTransaction(ws.db, [Stores.purchases], async (tx) => {
+  await runWithWriteTransaction(ws.db, [Stores.purchases], async tx => {
     const p = await tx.get(Stores.purchases, proposalId);
     if (!p) {
       console.error("purchase not found, not adding refunds");
@@ -1080,6 +1083,9 @@ async function acceptRefundResponse(
 
     await tx.put(Stores.purchases, p);
   });
+  ws.notify({
+    type: NotificationType.RefundQueried,
+  });
   if (numNewRefunds > 0) {
     await processPurchaseApplyRefund(ws, proposalId);
   }
@@ -1099,7 +1105,6 @@ async function startRefundQuery(
         return false;
       }
       if (p.refundStatusRequested) {
-
       }
       p.refundStatusRequested = true;
       p.lastRefundStatusError = undefined;
@@ -1113,6 +1118,10 @@ async function startRefundQuery(
     return;
   }
 
+  ws.notify({
+    type: NotificationType.RefundStarted,
+  });
+
   await processPurchaseQueryRefund(ws, proposalId);
 }
 
@@ -1169,7 +1178,7 @@ async function processPurchasePayImpl(
     return;
   }
   logger.trace(`processing purchase pay ${proposalId}`);
-  if (purchase.payFinished) {
+  if (purchase.firstSuccessfulPayTimestamp) {
     return;
   }
   await submitPay(ws, proposalId, purchase.lastSessionId);
diff --git a/src/wallet-impl/pending.ts b/src/wallet-impl/pending.ts
index 169c7e291..b0ae71f6b 100644
--- a/src/wallet-impl/pending.ts
+++ b/src/wallet-impl/pending.ts
@@ -353,7 +353,7 @@ async function gatherPurchasePending(
   onlyDue: boolean = false,
 ): Promise<void> {
   await tx.iter(Stores.purchases).forEach((pr) => {
-    if (!pr.payFinished) {
+    if (!pr.firstSuccessfulPayTimestamp) {
       resp.nextRetryDelay = updateRetryDelay(
         resp.nextRetryDelay,
         now,
diff --git a/src/wallet-impl/refresh.ts b/src/wallet-impl/refresh.ts
index a3b48919d..93be1435d 100644
--- a/src/wallet-impl/refresh.ts
+++ b/src/wallet-impl/refresh.ts
@@ -312,6 +312,7 @@ async function incrementRefreshRetry(
     r.lastError = err;
     await tx.put(Stores.refresh, r);
   });
+  ws.notify({ type: NotificationType.RefreshOperationError });
 }
 
 
diff --git a/src/wallet-impl/reserves.ts b/src/wallet-impl/reserves.ts
index f00956b46..8a700bebc 100644
--- a/src/wallet-impl/reserves.ts
+++ b/src/wallet-impl/reserves.ts
@@ -342,6 +342,7 @@ async function incrementReserveRetry(
     r.lastError = err;
     await tx.put(Stores.reserves, r);
   });
+  ws.notify({ type: NotificationType.ReserveOperationError });
 }
 
 /**
@@ -606,6 +607,10 @@ async function depleteReserve(
 
   if (success) {
     console.log("processing new withdraw session");
+    ws.notify({
+      type: NotificationType.WithdrawSessionCreated,
+      withdrawSessionId: withdrawalSessionId,
+    });
     await processWithdrawSession(ws, withdrawalSessionId);
   } else {
     console.trace("withdraw session already existed");
diff --git a/src/wallet-impl/tip.ts b/src/wallet-impl/tip.ts
index 3ae931d45..9cfaed930 100644
--- a/src/wallet-impl/tip.ts
+++ b/src/wallet-impl/tip.ts
@@ -18,7 +18,7 @@
 import { oneShotGet, oneShotPut, oneShotMutate, runWithWriteTransaction } from "../util/query";
 import { InternalWalletState } from "./state";
 import { parseTipUri } from "../util/taleruri";
-import { TipStatus, getTimestampNow, OperationError } from "../walletTypes";
+import { TipStatus, getTimestampNow, OperationError, NotificationType } from "../walletTypes";
 import { TipPickupGetResponse, TipPlanchetDetail, TipResponse } from "../talerTypes";
 import * as Amounts from "../util/amounts";
 import { Stores, PlanchetRecord, WithdrawalSessionRecord, initRetryInfo, updateRetryInfoTimeout } from "../dbTypes";
@@ -122,6 +122,7 @@ async function incrementTipRetry(
     t.lastError = err;
     await tx.put(Stores.tips, t);
   });
+  ws.notify({ type: NotificationType.TipOperationError });
 }
 
 export async function processTip(
diff --git a/src/wallet-impl/withdraw.ts b/src/wallet-impl/withdraw.ts
index 3122a463c..5d89f64a9 100644
--- a/src/wallet-impl/withdraw.ts
+++ b/src/wallet-impl/withdraw.ts
@@ -260,17 +260,17 @@ async function processPlanchet(
   let withdrawSessionFinished = false;
   let reserveDepleted = false;
 
-  await runWithWriteTransaction(
+  const success = await runWithWriteTransaction(
     ws.db,
     [Stores.coins, Stores.withdrawalSession, Stores.reserves],
     async tx => {
       const ws = await tx.get(Stores.withdrawalSession, withdrawalSessionId);
       if (!ws) {
-        return;
+        return false;
       }
       if (ws.withdrawn[coinIdx]) {
         // Already withdrawn
-        return;
+        return false;
       }
       ws.withdrawn[coinIdx] = true;
       ws.lastCoinErrors[coinIdx] = undefined;
@@ -301,9 +301,16 @@ async function processPlanchet(
         }
       }
       await tx.add(Stores.coins, coin);
+      return true;
     },
   );
 
+  if (success) {
+    ws.notify( {
+      type: NotificationType.CoinWithdrawn,
+    } );
+  }
+
   if (withdrawSessionFinished) {
     ws.notify({
       type: NotificationType.WithdrawSessionFinished,
@@ -503,6 +510,7 @@ async function incrementWithdrawalRetry(
     wsr.lastError = err;
     await tx.put(Stores.withdrawalSession, wsr);
   });
+  ws.notify({ type: NotificationType.WithdrawOperationError });
 }
 
 export async function processWithdrawSession(
diff --git a/src/walletTypes.ts b/src/walletTypes.ts
index f27970330..6e246c682 100644
--- a/src/walletTypes.ts
+++ b/src/walletTypes.ts
@@ -506,6 +506,7 @@ export interface PendingPayOperation {
 }
 
 export const enum NotificationType {
+  CoinWithdrawn = "coin-withdrawn",
   ProposalAccepted = "proposal-accepted",
   ProposalDownloaded = "proposal-downloaded",
   RefundsSubmitted = "refunds-submitted",
@@ -518,9 +519,21 @@ export const enum NotificationType {
   ReserveUpdated = "reserve-updated",
   ReserveConfirmed = "reserve-confirmed",
   ReserveDepleted = "reserve-depleted",
+  WithdrawSessionCreated = "withdraw-session-created",
   WithdrawSessionFinished = "withdraw-session-finished",
   WaitingForRetry = "waiting-for-retry",
+  RefundStarted = "refund-started",
+  RefundQueried = "refund-queried",
   RefundFinished = "refund-finished",
+  ExchangeOperationError = "exchange-operation-error",
+  RefreshOperationError = "refresh-operation-error",
+  RefundApplyOperationError = "refund-apply-error",
+  RefundStatusOperationError = "refund-status-error",
+  ProposalOperationError = "proposal-error",
+  TipOperationError = "tip-error",
+  PayOperationError = "pay-error",
+  WithdrawOperationError = "withdraw-error",
+  ReserveOperationError = "reserve-error",
 }
 
 export interface ProposalAcceptedNotification {
@@ -528,6 +541,18 @@ export interface ProposalAcceptedNotification {
   proposalId: string;
 }
 
+export interface CoinWithdrawnNotification {
+  type: NotificationType.CoinWithdrawn;
+}
+
+export interface RefundStartedNotification {
+  type: NotificationType.RefundStarted;
+}
+
+export interface RefundQueriedNotification {
+  type: NotificationType.RefundQueried;
+}
+
 export interface ProposalDownloadedNotification {
   type: NotificationType.ProposalDownloaded;
   proposalId: string;
@@ -570,6 +595,11 @@ export interface ReserveConfirmedNotification {
   type: NotificationType.ReserveConfirmed;
 }
 
+export interface WithdrawSessionCreatedNotification {
+  type: NotificationType.WithdrawSessionCreated;
+  withdrawSessionId: string;
+}
+
 export interface WithdrawSessionFinishedNotification {
   type: NotificationType.WithdrawSessionFinished;
   withdrawSessionId: string;
@@ -590,7 +620,52 @@ export interface RefundFinishedNotification {
   type: NotificationType.RefundFinished;
 }
 
+export interface ExchangeOperationErrorNotification {
+  type: NotificationType.ExchangeOperationError;
+}
+
+export interface RefreshOperationErrorNotification {
+  type: NotificationType.RefreshOperationError;
+}
+
+export interface RefundStatusOperationErrorNotification {
+  type: NotificationType.RefundStatusOperationError;
+}
+
+export interface RefundApplyOperationErrorNotification {
+  type: NotificationType.RefundApplyOperationError;
+}
+
+export interface PayOperationErrorNotification {
+  type: NotificationType.PayOperationError;
+}
+
+export interface ProposalOperationErrorNotification {
+  type: NotificationType.ProposalOperationError;
+}
+
+export interface TipOperationErrorNotification {
+  type: NotificationType.TipOperationError;
+}
+
+export interface WithdrawOperationErrorNotification {
+  type: NotificationType.WithdrawOperationError;
+}
+
+export interface ReserveOperationErrorNotification {
+  type: NotificationType.ReserveOperationError;
+}
+
 export type WalletNotification =
+  | WithdrawOperationErrorNotification
+  | ReserveOperationErrorNotification
+  | ExchangeOperationErrorNotification
+  | RefreshOperationErrorNotification
+  | RefundStatusOperationErrorNotification
+  | RefundApplyOperationErrorNotification
+  | ProposalOperationErrorNotification
+  | PayOperationErrorNotification
+  | TipOperationErrorNotification
   | ProposalAcceptedNotification
   | ProposalDownloadedNotification
   | RefundsSubmittedNotification
@@ -605,7 +680,11 @@ export type WalletNotification =
   | WithdrawSessionFinishedNotification
   | ReserveDepletedNotification
   | WaitingForRetryNotification
-  | RefundFinishedNotification;
+  | RefundStartedNotification
+  | RefundFinishedNotification
+  | RefundQueriedNotification
+  | WithdrawSessionCreatedNotification
+  | CoinWithdrawnNotification;
 
 export interface OperationError {
   type: string;