diff --git a/backend/src/config/index.ts b/backend/src/config/index.ts
index d75730c8e..d66f729db 100644
--- a/backend/src/config/index.ts
+++ b/backend/src/config/index.ts
@@ -12,7 +12,7 @@ Decimal.set({
 })
 
 const constants = {
-  DB_VERSION: '0085-add_community_location',
+  DB_VERSION: '0086-add_community_location',
   DECAY_START_TIME: new Date('2021-05-13 17:46:31-0000'), // GMT+0
   LOG4JS_CONFIG: 'log4js-config.json',
   // default log level on production should be info
diff --git a/backend/src/graphql/resolver/BalanceResolver.ts b/backend/src/graphql/resolver/BalanceResolver.ts
index 87de0e0f7..c023e3510 100644
--- a/backend/src/graphql/resolver/BalanceResolver.ts
+++ b/backend/src/graphql/resolver/BalanceResolver.ts
@@ -8,6 +8,8 @@ import { Resolver, Query, Ctx, Authorized } from 'type-graphql'
 import { Balance } from '@model/Balance'
 
 import { RIGHTS } from '@/auth/RIGHTS'
+import { BalanceLoggingView } from '@/logging/BalanceLogging.view'
+import { DecayLoggingView } from '@/logging/DecayLogging.view'
 import { Context, getUser } from '@/server/context'
 import { backendLogger as logger } from '@/server/logger'
 import { calculateDecay } from '@/util/decay'
@@ -27,9 +29,15 @@ export class BalanceResolver {
     logger.addContext('user', user.id)
     logger.info(`balance(userId=${user.id})...`)
 
-    const gdtResolver = new GdtResolver()
-    const balanceGDT = await gdtResolver.gdtBalance(context)
-    logger.debug(`balanceGDT=${balanceGDT}`)
+    let balanceGDT
+    if (!context.balanceGDT) {
+      const gdtResolver = new GdtResolver()
+      balanceGDT = await gdtResolver.gdtBalance(context)
+    } else {
+      balanceGDT = context.balanceGDT
+    }
+
+    logger.debug(`balanceGDT=${context.balanceGDT}`)
 
     const lastTransaction = context.lastTransaction
       ? context.lastTransaction
@@ -52,6 +60,7 @@ export class BalanceResolver {
       context.transactionCount || context.transactionCount === 0
         ? context.transactionCount
         : await dbTransaction.count({ where: { userId: user.id } })
+
     logger.debug(`transactionCount=${count}`)
 
     const linkCount = await dbTransactionLink.count({
@@ -71,9 +80,9 @@ export class BalanceResolver {
     )
     logger.info(
       'calculatedDecay',
-      lastTransaction.balance,
-      lastTransaction.balanceDate,
-      calculatedDecay,
+      lastTransaction.balance.toString(),
+      lastTransaction.balanceDate.toISOString(),
+      new DecayLoggingView(calculatedDecay),
     )
 
     // The final balance is reduced by the link amount withheld
@@ -98,7 +107,14 @@ export class BalanceResolver {
       count,
       linkCount,
     })
-    logger.info('new Balance', balance, balanceGDT, count, linkCount, newBalance)
+    logger.info(
+      'new Balance',
+      balance.toString(),
+      balanceGDT?.toString(),
+      count,
+      linkCount,
+      new BalanceLoggingView(newBalance),
+    )
 
     return newBalance
   }
diff --git a/backend/src/graphql/resolver/TransactionResolver.ts b/backend/src/graphql/resolver/TransactionResolver.ts
index 56c928995..1889e3be0 100644
--- a/backend/src/graphql/resolver/TransactionResolver.ts
+++ b/backend/src/graphql/resolver/TransactionResolver.ts
@@ -38,6 +38,7 @@ import { calculateBalance } from '@/util/validate'
 import { virtualLinkTransaction, virtualDecayTransaction } from '@/util/virtualTransactions'
 
 import { BalanceResolver } from './BalanceResolver'
+import { GdtResolver } from './GdtResolver'
 import { getCommunityByIdentifier, getCommunityName, isHomeCommunity } from './util/communities'
 import { findUserByIdentifier } from './util/findUserByIdentifier'
 import { getLastTransaction } from './util/getLastTransaction'
@@ -229,8 +230,11 @@ export class TransactionResolver {
     logger.addContext('user', user.id)
     logger.info(`transactionList(user=${user.firstName}.${user.lastName}, ${user.emailId})`)
 
+    const gdtResolver = new GdtResolver()
+    const balanceGDTPromise = gdtResolver.gdtBalance(context)
+
     // find current balance
-    const lastTransaction = await getLastTransaction(user.id, ['contribution'])
+    const lastTransaction = await getLastTransaction(user.id)
     logger.debug(`lastTransaction=${lastTransaction}`)
 
     const balanceResolver = new BalanceResolver()
@@ -319,6 +323,7 @@ export class TransactionResolver {
 
     const { sumHoldAvailableAmount, sumAmount, lastDate, firstDate, transactionLinkcount } =
       await transactionLinkSummary(user.id, now)
+
     context.linkCount = transactionLinkcount
     logger.debug(`transactionLinkcount=${transactionLinkcount}`)
     context.sumHoldAvailableAmount = sumHoldAvailableAmount
@@ -413,6 +418,8 @@ export class TransactionResolver {
         ).toDecimalPlaces(2, Decimal.ROUND_HALF_UP)
       }
     })
+    const balanceGDT = await balanceGDTPromise
+    context.balanceGDT = balanceGDT
 
     // Construct Result
     return new TransactionList(await balanceResolver.balance(context), transactions)
diff --git a/backend/src/logging/BalanceLogging.view.ts b/backend/src/logging/BalanceLogging.view.ts
new file mode 100644
index 000000000..0fa73baf1
--- /dev/null
+++ b/backend/src/logging/BalanceLogging.view.ts
@@ -0,0 +1,19 @@
+import { AbstractLoggingView } from '@logging/AbstractLogging.view'
+
+import { Balance } from '@/graphql/model/Balance'
+
+export class BalanceLoggingView extends AbstractLoggingView {
+  public constructor(private self: Balance) {
+    super()
+  }
+
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  public toJSON(): any {
+    return {
+      balance: this.decimalToString(this.self.balance),
+      balanceGDT: this.self.balanceGDT,
+      count: this.self.count,
+      linkCount: this.self.linkCount,
+    }
+  }
+}
diff --git a/backend/src/logging/DecayLogging.view.ts b/backend/src/logging/DecayLogging.view.ts
new file mode 100644
index 000000000..44fd392f9
--- /dev/null
+++ b/backend/src/logging/DecayLogging.view.ts
@@ -0,0 +1,21 @@
+import { AbstractLoggingView } from '@logging/AbstractLogging.view'
+
+import { Decay } from '@/graphql/model/Decay'
+
+export class DecayLoggingView extends AbstractLoggingView {
+  public constructor(private self: Decay) {
+    super()
+  }
+
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  public toJSON(): any {
+    return {
+      balance: this.decimalToString(this.self.balance),
+      decay: this.decimalToString(this.self.decay),
+      roundedDecay: this.decimalToString(this.self.roundedDecay),
+      start: this.dateToString(this.self.start),
+      end: this.dateToString(this.self.end),
+      duration: this.self.duration,
+    }
+  }
+}
diff --git a/backend/src/server/context.ts b/backend/src/server/context.ts
index 45f0a6c1f..a6038271c 100644
--- a/backend/src/server/context.ts
+++ b/backend/src/server/context.ts
@@ -16,6 +16,7 @@ export interface Context {
   gradidoID?: string
   // hack to use less DB calls for Balance Resolver
   lastTransaction?: dbTransaction | null
+  balanceGDT?: number | null
   transactionCount?: number
   linkCount?: number
   sumHoldAvailableAmount?: Decimal
diff --git a/database/entity/0085-add_community_location/Community.ts b/database/entity/0086-add_community_location/Community.ts
similarity index 100%
rename from database/entity/0085-add_community_location/Community.ts
rename to database/entity/0086-add_community_location/Community.ts
diff --git a/database/entity/Community.ts b/database/entity/Community.ts
index 750a2e842..9495cc2b6 100644
--- a/database/entity/Community.ts
+++ b/database/entity/Community.ts
@@ -1 +1 @@
-export { Community } from './0085-add_community_location/Community'
+export { Community } from './0086-add_community_location/Community'
diff --git a/database/migrations/0082-introduce_gms_registration.ts b/database/migrations/0082-introduce_gms_registration.ts
index e02801a4f..b24be2bb5 100644
--- a/database/migrations/0082-introduce_gms_registration.ts
+++ b/database/migrations/0082-introduce_gms_registration.ts
@@ -50,5 +50,5 @@ export async function downgrade(queryFn: (query: string, values?: any[]) => Prom
   await queryFn('ALTER TABLE `user_contacts` DROP COLUMN IF EXISTS `gms_publish_email`;')
   await queryFn('ALTER TABLE `user_contacts` DROP COLUMN IF EXISTS `country_code`;')
   await queryFn('ALTER TABLE `user_contacts` DROP COLUMN IF EXISTS `gms_publish_phone`;')
-    await queryFn('ALTER TABLE `communities` DROP COLUMN IF EXISTS `gms_api_key`;')
+  await queryFn('ALTER TABLE `communities` DROP COLUMN IF EXISTS `gms_api_key`;')
 }
diff --git a/database/migrations/0085-add_index_transactions_user_id.ts b/database/migrations/0085-add_index_transactions_user_id.ts
new file mode 100644
index 000000000..c4cb02431
--- /dev/null
+++ b/database/migrations/0085-add_index_transactions_user_id.ts
@@ -0,0 +1,10 @@
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
+export async function upgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  await queryFn('CREATE INDEX user_id ON transactions (user_id);')
+}
+
+export async function downgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  await queryFn('DROP INDEX user_id ON transactions;')
+}
diff --git a/database/migrations/0085-add_community_location.ts b/database/migrations/0086-add_community_location.ts
similarity index 100%
rename from database/migrations/0085-add_community_location.ts
rename to database/migrations/0086-add_community_location.ts
diff --git a/dht-node/src/config/index.ts b/dht-node/src/config/index.ts
index 08d5a7053..8bf59c465 100644
--- a/dht-node/src/config/index.ts
+++ b/dht-node/src/config/index.ts
@@ -4,7 +4,7 @@ import dotenv from 'dotenv'
 dotenv.config()
 
 const constants = {
-  DB_VERSION: '0085-add_community_location',
+  DB_VERSION: '0086-add_community_location',
   LOG4JS_CONFIG: 'log4js-config.json',
   // default log level on production should be info
   LOG_LEVEL: process.env.LOG_LEVEL ?? 'info',
diff --git a/federation/src/config/index.ts b/federation/src/config/index.ts
index 793d9957e..0cbebc733 100644
--- a/federation/src/config/index.ts
+++ b/federation/src/config/index.ts
@@ -10,7 +10,7 @@ Decimal.set({
 })
 
 const constants = {
-  DB_VERSION: '0085-add_community_location',
+  DB_VERSION: '0086-add_community_location',
   DECAY_START_TIME: new Date('2021-05-13 17:46:31-0000'), // GMT+0
   LOG4JS_CONFIG: 'log4js-config.json',
   // default log level on production should be info