diff --git a/backend/src/config/index.ts b/backend/src/config/index.ts
index 6407a65f6..99859b252 100644
--- a/backend/src/config/index.ts
+++ b/backend/src/config/index.ts
@@ -4,7 +4,7 @@ import dotenv from 'dotenv'
 dotenv.config()
 
 const constants = {
-  DB_VERSION: '0015-admin_pending_creations',
+  DB_VERSION: '0016-transaction_signatures',
 }
 
 const server = {
diff --git a/backend/src/graphql/resolver/AdminResolver.ts b/backend/src/graphql/resolver/AdminResolver.ts
index e9c5c6c69..4204c6c2f 100644
--- a/backend/src/graphql/resolver/AdminResolver.ts
+++ b/backend/src/graphql/resolver/AdminResolver.ts
@@ -195,7 +195,6 @@ export class AdminResolver {
     transaction.transactionTypeId = 1
     transaction.memo = pendingCreation.memo
     transaction.received = receivedCallDate
-    transaction.blockchainTypeId = 1
     transaction = await transactionRepository.save(transaction)
     if (!transaction) throw new Error('Could not create transaction')
 
diff --git a/backend/src/graphql/resolver/TransactionResolver.ts b/backend/src/graphql/resolver/TransactionResolver.ts
index 24879ffa1..61f590123 100644
--- a/backend/src/graphql/resolver/TransactionResolver.ts
+++ b/backend/src/graphql/resolver/TransactionResolver.ts
@@ -36,172 +36,6 @@ import { hasUserAmount, isHexPublicKey } from '../../util/validate'
 import { LoginUserRepository } from '../../typeorm/repository/LoginUser'
 import { RIGHTS } from '../../auth/RIGHTS'
 
-/*
-# Test
-
-## Prepare
-> sudo systemctl start docker
-> docker-compose up mariadb
-> DROP all databases
-> docker-compose down
-> docker compose up mariadb database
-> verify there is exactly one database `gradido_community`
-
-TODO:
-INSERT INTO `login_groups` (`id`, `alias`, `name`, `url`, `host`, `home`, `description`) VALUES
-  (1, 'docker', 'docker gradido group', 'localhost', 'nginx', '/', 'gradido test group for docker and stage2 with blockchain db');
-
->> Database is cool
-
-### Start login server
-> docker-compose up login-server community-server nginx
->> Login & community servers and nginx proxy are up and running
-
-## Build database
-> cd database
-> yarn
-> yarn build
-> cd ..
->> Database has been built successful
-
-### Start backend (no docker for debugging)
-> cd backend
-> yarn
-> yarn dev
->> Backend is up and running
-
-### Create users
-> chromium http://localhost:4000/graphql
-> mutation{createUser(email: "receiver@user.net", firstName: "Receiver", lastName: "user", password: "123!AAAb", language: "de")}
-> mutation{createUser(email: "sender@user.net", firstName: "Sender", lastName: "user", password: "123!AAAb", language: "de")}
-> mutation{createUser(email: "creator@user.net", firstName: "Creator", lastName: "user", password: "123!AAAb", language: "de")}
->> Verify you have 3 entries in `login_users`, `login_user_backups` and `state_users` 
-
-### make creator an admin
-> INSERT INTO login_user_roles (id, user_id, role_id) VALUES (NULL, '3', '1');
-> UPDATE login_users SET email_checked = 1 WHERE id = 3;
-> uncomment line: 19 in community_server/src/Controller/ServerUsersController.php
-> chromium http://localhost/server-users/add
-> create user `creator` `123` `creator@different.net`
->> verify you have 1 entry in `server_users`
-> login with user on http://localhost/server-users
-> activate server user by changing the corresponding flag in the interface
-> navigate to http://localhost/transaction-creations/create-multi
-> create 1000GDD for user sender@user.net
-> navigate to http://localhost
-> login with `creator@user.net` `123!AAAb` 
-> confirm transaction (top right corner - click the thingy, click the green button `Transaktion abschließen`)
-
-### the test:
-> chromium http://localhost:4000/graphql
-> query{login(email: "sender@user.net", password: "123!AAAb"){pubkey}}
->> copy token from network tab (inspect)
-> mutation{sendCoins(email: "receiver@user.net", amount: 10.0, memo: "Hier!")}
-> mutation{sendCoins(email: "receiver@user.net", amount: 10.0, memo: "Hier!")}
-> Headers: {"Authorization": "Bearer ${token}"}
->> Verify via Database that stuff is as it should see `state_balance` & `transaction_send_coins`
-
-### create decay block
-> chromium http://localhost/transactions/add
-> login with `creator` `123`
-> select `decay start`
-> press submit
-> wait for at least 0.02 display of decay on user sender@user.net on old frontend, this should be aprox 10min
-> chromium http://localhost:4000/graphql
-> query{login(email: "sender@user.net", password: "123!AAAb"){pubkey}}
->> copy token from network tab (inspect)
-> mutation{sendCoins(email: "receiver@user.net", amount: 10.0, memo: "Hier!")}
->> verify in `transaction_send_coins` that a decay was taken into account
->> same in `state_balances`
->> now check the old frontend
->>> sender@user.net should have a decay of 0.02
->>> while receiver@user.net should have zero decay on anything (old frontend)
-
-### Export data
-> docker-compose up phpmyadmin
-> chromium http://localhost:8074/
-> select gradido_community
-> export
-> select custom
-> untick structure
-> ok
-
-## Results
-NOTE: We decided not to write the `transaction_signatures` since its unused. This is the main difference.
-NOTE: We fixed a bug in the `state_user_transactions code` with the new implementation of apollo
-
-
-Master:
-
---
--- Dumping data for table `state_user_transactions`
---
-
-INSERT INTO `state_user_transactions` (`id`, `state_user_id`, `transaction_id`, `transaction_type_id`, `balance`, `balance_date`) VALUES
-(1, 2, 1, 1, 10000000, '2021-11-05 12:45:18'),
-(2, 2, 2, 2, 9900000, '2021-11-05 12:48:35'),
-(3, 1, 2, 2, 100000, '2021-11-05 12:48:35'),
-(4, 2, 3, 2, 9800000, '2021-11-05 12:49:07'),
-(5, 1, 3, 2, 200000, '2021-11-05 12:49:07'),
-(6, 2, 5, 2, 9699845, '2021-11-05 13:03:50'),
-(7, 1, 5, 2, 99996, '2021-11-05 13:03:50');
-
---
--- Dumping data for table `transactions`
---
-
-INSERT INTO `transactions` (`id`, `state_group_id`, `transaction_type_id`, `tx_hash`, `memo`, `received`, `blockchain_type_id`) VALUES
-(1, NULL, 1, 0x9ccdcd01ccb6320c09c2d1da2f0bf735a95ece0e7c1df6bbff51918fbaec061700000000000000000000000000000000, '', '2021-11-05 12:45:18', 1),
-(2, NULL, 2, 0x58d7706a67fa4ff4b8038168c6be39a2963d7e28e9d3872759ad09c519fe093700000000000000000000000000000000, 'Hier!', '2021-11-05 12:48:35', 1),
-(3, NULL, 2, 0x427cd214f92ef35af671129d50edc5a478c53d1e464f285b7615d9794a69f69b00000000000000000000000000000000, 'Hier!', '2021-11-05 12:49:07', 1),
-(4, NULL, 9, 0x32807368f0906a21b94c072599795bc9eeab88fb565df82e85cc62a4fdcde48500000000000000000000000000000000, '', '2021-11-05 12:51:51', 1),
-(5, NULL, 2, 0x75eb729e0f60a1c8cead1342955853d2440d7a2ea57dfef6d4a18bff0d94491e00000000000000000000000000000000, 'Hier!', '2021-11-05 13:03:50', 1);
-
---
--- Dumping data for table `transaction_signatures`
---
-
-INSERT INTO `transaction_signatures` (`id`, `transaction_id`, `signature`, `pubkey`) VALUES
-(1, 1, 0x5888edcdcf77aaadad6d321882903bc831d7416f17213fd5020a764365b5fcb336e4c7917385a1278ea44ccdb31eac4a09e448053b5e3f8f1fe5da3baf53c008, 0xd5b20f8dee415038bfa2b6b0e1b40ff54850351109444863b04d6d28825b7b7d),
-(2, 2, 0xf6fef428f8f22faf7090f7d740e6088d1d90c58ae92d757117d7d91d799e659f3a3a0c65a3fd97cbde798e761f9d23eff13e8810779a184c97c411f28e7c4608, 0xdc74a589004377ab14836dce68ce2ca34e5b17147cd78ad4b3afe8137524ae8a),
-(3, 3, 0x8ebe9730c6cf61f56ef401d6f2bd229f3c298ca3c2791ee9137e4827b7af6c6d6566fca616eb1fe7adc2e4d56b5c7350ae3990c9905580630fa75ecffca8e001, 0xdc74a589004377ab14836dce68ce2ca34e5b17147cd78ad4b3afe8137524ae8a),
-(4, 5, 0x50cf418f7e217391e89ab9c2879ae68d7c7c597d846b4fe1c082b5b16e5d0c85c328fbf48ad3490bcfe94f446700ae0a4b0190e76d26cc752abced58f480c80f, 0xdc74a589004377ab14836dce68ce2ca34e5b17147cd78ad4b3afe8137524ae8a);
-
-This Feature Branch:
-
-
---
--- Dumping data for table `state_user_transactions`
---
-
-INSERT INTO `state_user_transactions` (`id`, `state_user_id`, `transaction_id`, `transaction_type_id`, `balance`, `balance_date`) VALUES
-(1, 2, 1, 1, 10000000, '2021-11-05 00:25:46'),
-(12, 2, 7, 2, 9900000, '2021-11-05 00:55:37'),
-(13, 1, 7, 2, 100000, '2021-11-05 00:55:37'),
-(14, 2, 8, 2, 9800000, '2021-11-05 01:00:04'),
-(15, 1, 8, 2, 200000, '2021-11-05 01:00:04'),
-(16, 2, 10, 2, 9699772, '2021-11-05 01:17:41'),
-(17, 1, 10, 2, 299995, '2021-11-05 01:17:41');
-
---
--- Dumping data for table `transactions`
---
-
-INSERT INTO `transactions` (`id`, `state_group_id`, `transaction_type_id`, `tx_hash`, `memo`, `received`, `blockchain_type_id`) VALUES
-(1, NULL, 1, 0xdd030d475479877587d927ed9024784ba62266cf1f3d87862fc98ad68f7b26e400000000000000000000000000000000, '', '2021-11-05 00:25:46', 1),
-(7, NULL, 2, NULL, 'Hier!', '2021-11-05 00:55:37', 1),
-(8, NULL, 2, NULL, 'Hier!', '2021-11-05 01:00:04', 1),
-(9, NULL, 9, 0xb1cbedbf126aa35f5edbf06e181c415361d05228ab4da9d19a4595285a673dfa00000000000000000000000000000000, '', '2021-11-05 01:05:34', 1),
-(10, NULL, 2, NULL, 'Hier!', '2021-11-05 01:17:41', 1);
-
---
--- Dumping data for table `transaction_signatures`
---
-
-INSERT INTO `transaction_signatures` (`id`, `transaction_id`, `signature`, `pubkey`) VALUES
-(1, 1, 0x60d632479707e5d01cdc32c3326b5a5bae11173a0c06b719ee7b552f9fd644de1a0cd4afc207253329081d39dac1a63421f51571d836995c649fc39afac7480a, 0x48c45cb4fea925e83850f68f2fa8f27a1a4ed1bcba68cdb59fcd86adef3f52ee);
-*/
-
 // Helper function
 async function calculateAndAddDecayTransactions(
   userTransactions: dbUserTransaction[],
diff --git a/database/entity/0001-init_db/Transaction.ts b/database/entity/0001-init_db/Transaction.ts
index 53dce4d08..3c2397108 100644
--- a/database/entity/0001-init_db/Transaction.ts
+++ b/database/entity/0001-init_db/Transaction.ts
@@ -1,25 +1,34 @@
 import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, OneToOne } from 'typeorm'
-import { TransactionCreation } from './TransactionCreation'
-import { TransactionSendCoin } from './TransactionSendCoin'
+import { TransactionCreation } from '../TransactionCreation'
+import { TransactionSendCoin } from '../TransactionSendCoin'
 
 @Entity('transactions')
 export class Transaction extends BaseEntity {
   @PrimaryGeneratedColumn()
   id: number
 
-  @Column({ name: 'transaction_type_id' })
+  @Column({ name: 'state_group_id', unsigned: true, default: null })
+  stateGroupId: number
+
+  @Column({ name: 'transaction_type_id', unsigned: true, nullable: false })
   transactionTypeId: number
 
-  @Column({ name: 'tx_hash', type: 'binary', length: 48 })
+  @Column({ name: 'tx_hash', type: 'binary', length: 48, default: null })
   txHash: Buffer
 
-  @Column()
+  @Column({ length: 255, nullable: false, collation: 'utf8mb4_unicode_ci' })
   memo: string
 
-  @Column({ type: 'timestamp' })
+  @Column({ type: 'timestamp', nullable: false, default: () => 'CURRENT_TIMESTAMP' })
   received: Date
 
-  @Column({ name: 'blockchain_type_id' })
+  @Column({
+    name: 'blockchain_type_id',
+    type: 'bigint',
+    unsigned: true,
+    nullable: false,
+    default: 1,
+  })
   blockchainTypeId: number
 
   @OneToOne(() => TransactionSendCoin, (transactionSendCoin) => transactionSendCoin.transaction)
diff --git a/database/entity/0001-init_db/TransactionCreation.ts b/database/entity/0001-init_db/TransactionCreation.ts
index 8b9c02623..1837e0789 100644
--- a/database/entity/0001-init_db/TransactionCreation.ts
+++ b/database/entity/0001-init_db/TransactionCreation.ts
@@ -1,5 +1,5 @@
 import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, OneToOne, JoinColumn } from 'typeorm'
-import { Transaction } from './Transaction'
+import { Transaction } from '../Transaction'
 
 @Entity('transaction_creations')
 export class TransactionCreation extends BaseEntity {
diff --git a/database/entity/0001-init_db/TransactionSendCoin.ts b/database/entity/0001-init_db/TransactionSendCoin.ts
index 6153ee94c..db999cd87 100644
--- a/database/entity/0001-init_db/TransactionSendCoin.ts
+++ b/database/entity/0001-init_db/TransactionSendCoin.ts
@@ -1,5 +1,5 @@
 import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, OneToOne, JoinColumn } from 'typeorm'
-import { Transaction } from './Transaction'
+import { Transaction } from '../Transaction'
 
 @Entity('transaction_send_coins')
 export class TransactionSendCoin extends BaseEntity {
diff --git a/database/entity/0001-init_db/TransactionSignature.ts b/database/entity/0001-init_db/TransactionSignature.ts
index df3e02ba6..d12a74500 100644
--- a/database/entity/0001-init_db/TransactionSignature.ts
+++ b/database/entity/0001-init_db/TransactionSignature.ts
@@ -1,21 +1,21 @@
-import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, ManyToOne, JoinColumn } from 'typeorm'
-import { Transaction } from './Transaction'
+import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, OneToOne, JoinColumn } from 'typeorm'
+import { Transaction } from '../Transaction'
 
 @Entity('transaction_signatures')
 export class TransactionSignature extends BaseEntity {
-  @PrimaryGeneratedColumn()
+  @PrimaryGeneratedColumn('increment', { unsigned: true })
   id: number
 
   @Column({ name: 'transaction_id' })
   transactionId: number
 
-  @Column({ type: 'binary', length: 64 })
+  @Column({ type: 'binary', length: 64, nullable: false })
   signature: Buffer
 
-  @Column({ type: 'binary', length: 32 })
+  @Column({ type: 'binary', length: 32, nullable: false })
   pubkey: Buffer
 
-  @ManyToOne(() => Transaction)
+  @OneToOne(() => Transaction)
   @JoinColumn({ name: 'transaction_id' })
   transaction: Transaction
 }
diff --git a/database/entity/0002-add_settings/User.ts b/database/entity/0002-add_settings/User.ts
index 78e774489..40f5d400a 100644
--- a/database/entity/0002-add_settings/User.ts
+++ b/database/entity/0002-add_settings/User.ts
@@ -1,5 +1,5 @@
 import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, OneToMany } from 'typeorm'
-import { UserSetting } from './UserSetting'
+import { UserSetting } from '../UserSetting'
 
 // Moriz: I do not like the idea of having two user tables
 @Entity('state_users', { engine: 'InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci' })
diff --git a/database/entity/0002-add_settings/UserSetting.ts b/database/entity/0002-add_settings/UserSetting.ts
index 02d2236c2..006d63e3e 100644
--- a/database/entity/0002-add_settings/UserSetting.ts
+++ b/database/entity/0002-add_settings/UserSetting.ts
@@ -1,5 +1,5 @@
 import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, ManyToOne } from 'typeorm'
-import { User } from './User'
+import { User } from '../User'
 
 @Entity()
 export class UserSetting extends BaseEntity {
diff --git a/database/entity/0016-transaction_signatures/Transaction.ts b/database/entity/0016-transaction_signatures/Transaction.ts
new file mode 100644
index 000000000..8c8251baf
--- /dev/null
+++ b/database/entity/0016-transaction_signatures/Transaction.ts
@@ -0,0 +1,34 @@
+import { BaseEntity, Entity, PrimaryGeneratedColumn, Column, OneToOne } from 'typeorm'
+import { TransactionCreation } from '../TransactionCreation'
+import { TransactionSendCoin } from '../TransactionSendCoin'
+
+@Entity('transactions')
+export class Transaction extends BaseEntity {
+  // TODO the id is defined as bigint(20) - there might be problems with that: https://github.com/typeorm/typeorm/issues/2400
+  @PrimaryGeneratedColumn('increment', { unsigned: true })
+  id: number
+
+  @Column({ name: 'transaction_type_id', unsigned: true, nullable: false })
+  transactionTypeId: number
+
+  @Column({ name: 'tx_hash', type: 'binary', length: 48, default: null })
+  txHash: Buffer
+
+  @Column({ length: 255, nullable: false, collation: 'utf8mb4_unicode_ci' })
+  memo: string
+
+  @Column({ type: 'timestamp', nullable: false, default: () => 'CURRENT_TIMESTAMP' })
+  received: Date
+
+  @Column({ type: 'binary', length: 64, nullable: true, default: null })
+  signature: Buffer
+
+  @Column({ type: 'binary', length: 32, nullable: true, default: null })
+  pubkey: Buffer
+
+  @OneToOne(() => TransactionSendCoin, (transactionSendCoin) => transactionSendCoin.transaction)
+  transactionSendCoin: TransactionSendCoin
+
+  @OneToOne(() => TransactionCreation, (transactionCreation) => transactionCreation.transaction)
+  transactionCreation: TransactionCreation
+}
diff --git a/database/entity/Transaction.ts b/database/entity/Transaction.ts
index d3915c05d..f17479f9f 100644
--- a/database/entity/Transaction.ts
+++ b/database/entity/Transaction.ts
@@ -1 +1 @@
-export { Transaction } from './0001-init_db/Transaction'
+export { Transaction } from './0016-transaction_signatures/Transaction'
diff --git a/database/entity/TransactionSignature.ts b/database/entity/TransactionSignature.ts
deleted file mode 100644
index e3c9cbe1c..000000000
--- a/database/entity/TransactionSignature.ts
+++ /dev/null
@@ -1 +0,0 @@
-export { TransactionSignature } from './0001-init_db/TransactionSignature'
diff --git a/database/entity/index.ts b/database/entity/index.ts
index b1aa63daf..cd1dd4e21 100644
--- a/database/entity/index.ts
+++ b/database/entity/index.ts
@@ -7,7 +7,6 @@ import { Migration } from './Migration'
 import { ServerUser } from './ServerUser'
 import { Transaction } from './Transaction'
 import { TransactionCreation } from './TransactionCreation'
-import { TransactionSignature } from './TransactionSignature'
 import { TransactionSendCoin } from './TransactionSendCoin'
 import { User } from './User'
 import { UserSetting } from './UserSetting'
@@ -25,7 +24,6 @@ export const entities = [
   ServerUser,
   Transaction,
   TransactionCreation,
-  TransactionSignature,
   TransactionSendCoin,
   User,
   UserSetting,
diff --git a/database/migrations/0016-transaction_signatures.ts b/database/migrations/0016-transaction_signatures.ts
new file mode 100644
index 000000000..2cf1e7aa1
--- /dev/null
+++ b/database/migrations/0016-transaction_signatures.ts
@@ -0,0 +1,60 @@
+/* MIGRATION TO CLEANUP TRANSACTIONS TABLE
+ *
+ * This migration cleans up the transactions table and
+ * combines its data with transaction_signatures.
+ */
+
+export async function upgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  // Drop column `state_group_id` since it only contains "0" as value, no variation.
+  // Furthermore it was not present in our model itself (meaning that newly created )
+  await queryFn('ALTER TABLE `transactions` DROP COLUMN `state_group_id`;')
+
+  // Drop column `blockchain_type_id` since it only contains "1" as value, no variation.
+  await queryFn('ALTER TABLE `transactions` DROP COLUMN `blockchain_type_id`;')
+
+  // Create `signature` column - for data from `transaction_signatures` table.
+  await queryFn(
+    'ALTER TABLE `transactions` ADD COLUMN `signature` binary(64) DEFAULT NULL AFTER `received`;',
+  )
+
+  // Create `pubkey` column - for data from `transaction_signatures` table.
+  await queryFn(
+    'ALTER TABLE `transactions` ADD COLUMN `pubkey` binary(32) DEFAULT NULL AFTER `signature`;',
+  )
+
+  // Transfer data from `transaction_signatures` table to `transactions` table
+  await queryFn(`
+    UPDATE transactions
+    INNER JOIN transaction_signatures ON transactions.id = transaction_signatures.transaction_id
+    SET transactions.signature = transaction_signatures.signature, transactions.pubkey = transaction_signatures.pubkey;
+  `)
+
+  // Drop `transaction_signatures` table
+  await queryFn('DROP TABLE `transaction_signatures`;')
+}
+
+export async function downgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  await queryFn(`
+    CREATE TABLE \`transaction_signatures\` (
+      \`id\` int(10) unsigned NOT NULL AUTO_INCREMENT,
+      \`transaction_id\` int(10) unsigned NOT NULL,
+      \`signature\` binary(64) NOT NULL,
+      \`pubkey\` binary(32) NOT NULL,
+      PRIMARY KEY (\`id\`)
+    ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
+  `)
+  await queryFn(`
+    INSERT INTO transaction_signatures (transaction_id, signature, pubkey)
+      (SELECT id as transaction_id, signature, pubkey FROM transactions WHERE signature IS NOT NULL and pubkey IS NOT NULL);
+  `)
+  await queryFn('ALTER TABLE `transactions` DROP COLUMN `pubkey`;')
+  await queryFn('ALTER TABLE `transactions` DROP COLUMN `signature`;')
+  await queryFn(
+    'ALTER TABLE `transactions` ADD COLUMN `blockchain_type_id` bigint(20) unsigned NOT NULL DEFAULT 1 AFTER `received` ;',
+  )
+  await queryFn(
+    'ALTER TABLE `transactions` ADD COLUMN `state_group_id` int(10) unsigned DEFAULT NULL AFTER `id`;',
+  )
+  // We have to set the correct values previously in the table , since its not the same as the column's default
+  await queryFn('UPDATE `transactions` SET `state_group_id` = 0;')
+}
diff --git a/database/src/factories/transaction-signature.factory.ts b/database/src/factories/transaction-signature.factory.ts
deleted file mode 100644
index b79e15052..000000000
--- a/database/src/factories/transaction-signature.factory.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import Faker from 'faker'
-import { define } from 'typeorm-seeding'
-import { TransactionSignature } from '../../entity/TransactionSignature'
-import { TransactionSignatureContext } from '../interface/TransactionContext'
-import { randomBytes } from 'crypto'
-
-define(TransactionSignature, (faker: typeof Faker, context?: TransactionSignatureContext) => {
-  if (!context || !context.transaction) {
-    throw new Error('TransactionSignature: No transaction present!')
-  }
-
-  const transactionSignature = new TransactionSignature()
-  transactionSignature.signature = context.signature ? context.signature : randomBytes(64)
-  transactionSignature.pubkey = context.pubkey ? context.pubkey : randomBytes(32)
-  transactionSignature.transaction = context.transaction
-
-  return transactionSignature
-})
diff --git a/database/src/factories/transaction.factory.ts b/database/src/factories/transaction.factory.ts
index 4880ace5b..10d242265 100644
--- a/database/src/factories/transaction.factory.ts
+++ b/database/src/factories/transaction.factory.ts
@@ -12,7 +12,8 @@ define(Transaction, (faker: typeof Faker, context?: TransactionContext) => {
   transaction.txHash = context.txHash ? context.txHash : randomBytes(48)
   transaction.memo = context.memo || context.memo === '' ? context.memo : faker.lorem.sentence()
   transaction.received = context.received ? context.received : new Date()
-  transaction.blockchainTypeId = context.blockchainTypeId ? context.blockchainTypeId : 1
+  transaction.signature = context.signature ? context.signature : randomBytes(64)
+  transaction.pubkey = context.signaturePubkey ? context.signaturePubkey : randomBytes(32)
   if (context.transactionSendCoin) transaction.transactionSendCoin = context.transactionSendCoin
   if (context.transactionCreation) transaction.transactionCreation = context.transactionCreation
 
diff --git a/database/src/interface/TransactionContext.ts b/database/src/interface/TransactionContext.ts
index 481959c5f..15b66bad6 100644
--- a/database/src/interface/TransactionContext.ts
+++ b/database/src/interface/TransactionContext.ts
@@ -9,6 +9,8 @@ export interface TransactionContext {
   memo?: string
   received?: Date
   blockchainTypeId?: number
+  signature?: Buffer
+  signaturePubkey?: Buffer
   transactionSendCoin?: TransactionSendCoin
   transactionCreation?: TransactionCreation
 }
@@ -43,10 +45,6 @@ export interface UserTransactionContext {
   transactionTypeId?: number
   balance?: number
   balanceDate?: Date
-}
-
-export interface TransactionSignatureContext {
   signature?: Buffer
   pubkey?: Buffer
-  transaction?: Transaction
 }
diff --git a/database/src/seeds/helpers/user-helpers.ts b/database/src/seeds/helpers/user-helpers.ts
index 85a6cd88f..f205ccb00 100644
--- a/database/src/seeds/helpers/user-helpers.ts
+++ b/database/src/seeds/helpers/user-helpers.ts
@@ -10,7 +10,6 @@ import {
   TransactionContext,
   TransactionCreationContext,
   UserTransactionContext,
-  TransactionSignatureContext,
 } from '../../interface/TransactionContext'
 import { UserInterface } from '../../interface/UserInterface'
 import { User } from '../../../entity/User'
@@ -19,7 +18,6 @@ import { LoginUserBackup } from '../../../entity/LoginUserBackup'
 import { ServerUser } from '../../../entity/ServerUser'
 import { Balance } from '../../../entity/Balance'
 import { Transaction } from '../../../entity/Transaction'
-import { TransactionSignature } from '../../../entity/TransactionSignature'
 import { UserTransaction } from '../../../entity/UserTransaction'
 import { TransactionCreation } from '../../../entity/TransactionCreation'
 import { Factory } from 'typeorm-seeding'
@@ -46,9 +44,6 @@ export const userSeeder = async (factory: Factory, userData: UserInterface): Pro
     await factory(UserTransaction)(
       createUserTransactionContext(userData, user, transaction),
     ).create()
-    await factory(TransactionSignature)(
-      createTransactionSignatureContext(userData, transaction),
-    ).create()
   }
 }
 
@@ -161,16 +156,7 @@ const createUserTransactionContext = (
     transactionTypeId: transaction.transactionTypeId,
     balance: context.amount,
     balanceDate: context.recordDate,
-  }
-}
-
-const createTransactionSignatureContext = (
-  context: UserInterface,
-  transaction: Transaction,
-): TransactionSignatureContext => {
-  return {
     signature: context.signature,
     pubkey: context.signaturePubkey,
-    transaction,
   }
 }