diff --git a/bdchain/api/ac_chain.proto b/bdchain/api/ac_chain.proto
index 6145943..4f946e6 100644
--- a/bdchain/api/ac_chain.proto
+++ b/bdchain/api/ac_chain.proto
@@ -39,7 +39,7 @@ message Block {
   uint64 number = 1; // 区块号，当区块处于待确认状态时为`null`
   bytes hash = 2; // 区块的哈希，当区块处于待确认状态时为`null`
   bytes parent_hash = 3; // 父区块的哈希
-  bytes witness = 4; // 见证者账户地址
+  repeated bytes witnesses = 4; // 见证者账户地址的数组
   uint64 timestamp = 5; // 区块产生时的UNIX时间戳
   uint64 size = 6; // 区块大小的字节数
   bytes transactions_root = 7; // 区块的事务树根
diff --git a/bdchain/api/tx_ledger.proto b/bdchain/api/tx_ledger.proto
index 6c98478..10b6b55 100644
--- a/bdchain/api/tx_ledger.proto
+++ b/bdchain/api/tx_ledger.proto
@@ -14,9 +14,37 @@ service TransactionLedger {
   rpc ClientVersion (google.protobuf.Empty) returns (ClientVersionResponse);
   rpc CreateLedger (CreateLedgerRequest) returns (CreateLedgerResponse);
   rpc GetLedgers (google.protobuf.Empty) returns (GetLedgersResponse);
+  rpc BlockCount (BlockCountRequest) returns (BlockCountResponse);
+  rpc GetBlocks (GetBlocksRequest) returns (GetBlocksResponse);
   rpc SendTransaction (SendTransactionRequest) returns (SendTransactionResponse);
 }
 
+message Transaction {
+  bytes block_hash = 1; // 事务所在的区块的哈希，当事务处于待确认状态时为`null`
+  uint32 index = 2; // 事务在区块中的位置index，当事务处于待确认状态时为`null`
+  bytes hash = 3; // 事务的哈希
+  TransactionType type = 4; // 事务类型
+  bytes from = 5; // 发送账户地址
+  uint64 nonce = 6; // 这条事务之前发送者所发送的事务数量
+  bytes to = 7; // 接收账户地址，或者调用的合约地址，或者`null`如为合约创建
+  bytes data = 8; // 数据或合约代码
+  bytes v = 9; // ECDSA recovery id
+  bytes r = 10; // ECDSA signature r
+  bytes s = 11; // ECDSA signature s
+}
+
+message Block {
+  uint64 index = 1; // 事务链本地区块索引，当区块处于待确认状态时为`null`
+  bytes hash = 2; // 区块的哈希，当区块处于待确认状态时为`null`
+  repeated bytes parent_hashes = 3; // 父区块的哈希
+  bytes witness = 4; // 见证者账户地址
+  uint64 timestamp = 5; // 区块产生时的UNIX时间戳
+  uint64 size = 6; // 区块大小的字节数
+  bytes transactions_root = 7; // 区块的事务树根
+  repeated Transaction transactions = 8; // 事务对象的数组，或为空
+  repeated bytes transaction_hashes = 9; // 32字节的交易哈希的数组，或为空
+}
+
 message CreateLedgerRequest {
   string name = 1;
 }
@@ -28,6 +56,23 @@ message GetLedgersResponse {
   repeated string ledgers = 1;
 }
 
+message BlockCountRequest {
+  string ledger = 1;
+}
+message BlockCountResponse {
+  uint64 block_count = 1;
+}
+
+message GetBlocksRequest {
+  string ledger = 1;
+  uint64 from_index = 2;
+  uint32 count = 3; // Optional, default to 10, max value is 10
+  bool full_transaction = 4;
+}
+message GetBlocksResponse {
+  repeated Block blocks = 1;
+}
+
 message SendTransactionRequest {
   string ledger = 1;
   message Transaction {
diff --git a/test.md b/test.md
index 7f4c446..66a81e5 100644
--- a/test.md
+++ b/test.md
@@ -20,7 +20,25 @@ enum TransactionType {
 }
 ```
 
-### Transaction
+### Transaction (in Transaction ledger)
+
+```proto
+message Transaction {
+  bytes block_hash = 1; // 事务所在的区块的哈希，当事务处于待确认状态时为`null`
+  uint32 index = 2; // 事务在区块中的位置index，当事务处于待确认状态时为`null`
+  bytes hash = 3; // 事务的哈希
+  TransactionType type = 4; // 事务类型
+  bytes from = 5; // 发送账户地址
+  uint64 nonce = 6; // 这条事务之前发送者所发送的事务数量
+  bytes to = 7; // 接收账户地址，或者调用的合约地址，或者`null`如为合约创建
+  bytes data = 8; // 数据或合约代码
+  bytes v = 9; // ECDSA recovery id
+  bytes r = 10; // ECDSA signature r
+  bytes s = 11; // ECDSA signature s
+}
+```
+
+### Transaction (in Accounting chain)
 
 ```proto
 message Transaction {
@@ -39,14 +57,30 @@ message Transaction {
 }
 ```
 
-### Block
+### Block (in Transaction ledger)
+
+```proto
+message Block {
+  uint64 index = 1; // 事务链本地区块索引，当区块处于待确认状态时为`null`
+  bytes hash = 2; // 区块的哈希，当区块处于待确认状态时为`null`
+  repeated bytes parent_hashes = 3; // 父区块的哈希
+  bytes witness = 4; // 见证者账户地址
+  uint64 timestamp = 5; // 区块产生时的UNIX时间戳
+  uint64 size = 6; // 区块大小的字节数
+  bytes transactions_root = 7; // 区块的事务树根
+  repeated Transaction transactions = 8; // 事务对象的数组，或为空
+  repeated bytes transaction_hashes = 9; // 32字节的交易哈希的数组，或为空
+}
+```
+
+### Block (in Accounting chain)
 
 ```proto
 message Block {
   uint64 number = 1; // 区块号，当区块处于待确认状态时为`null`
   bytes hash = 2; // 区块的哈希，当区块处于待确认状态时为`null`
   bytes parent_hash = 3; // 父区块的哈希
-  bytes witness = 4; // 见证者账户地址
+  repeated bytes witnesses = 4; // 见证者账户地址的数组
   uint64 timestamp = 5; // 区块产生时的UNIX时间戳
   uint64 size = 6; // 区块大小的字节数
   bytes transactions_root = 7; // 区块的事务树根
@@ -178,6 +212,287 @@ ledgers:
 
 ---
 
+### BlockCount
+
+#### Request
+
+```proto
+message BlockCountRequest {
+  string ledger = 1;
+}
+```
+
+#### Response
+
+```proto
+message BlockCountResponse {
+  uint64 block_count = 1;
+}
+```
+
+#### Test cases
+
+##### 1
+
+**Request**
+```yaml
+ledger: 'test'
+```
+
+**Response**
+```yaml
+block_count: 2018
+```
+
+##### 2
+
+**Request**
+
+Client:
+```yaml
+ledger: null
+```
+On the wire:
+```yaml
+ledger: '' (defualt value)
+```
+
+**Error**
+```yaml
+code: Code.InvalidArgument
+message: 'ledger must not be empty'
+details:
+```
+
+---
+
+### GetBlocks
+
+#### Request
+
+```proto
+message GetBlocksRequest {
+  string ledger = 1;
+  uint64 from_index = 2;
+  uint32 count = 3; // Optional, default to 10, max value is 10
+  bool full_transaction = 4;
+}
+```
+
+#### Response
+
+```proto
+message GetBlocksResponse {
+  repeated Block blocks = 1;
+}
+```
+
+#### Test cases
+
+##### 1
+
+**Request**
+```yaml
+ledger: 'test'
+from_index: 2018
+count: 1
+full_transactions: true
+```
+
+**Response**
+```yaml
+blocks:
+  - index: 2018
+    hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+      - block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+        index: 0
+        hash: 0x0404040404040404040404040404040404040404 (in bytes)
+        type: TransactionType.RECORD
+        from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
+        nonce: 2018
+        to: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
+        data: 0xdeadbeef (in bytes)
+        v: 0x25 (in bytes)
+        r: 0x1b5e176d927f8e9ab405058b2d2457392da3e20f328b16ddabcebc33eaac5fea (in bytes)
+        s: 0x4ba69724e8f69de52f0125ad8b3c5c2cef33019bac3249e2c0a2192766d1721c (in bytes)
+      - block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+        index: 1
+        hash: 0x1313131313131313131313131313131313131313 (in bytes)
+        type: TransactionType.MESSAGE
+        from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
+        nonce: 2019
+        to: 0xfeedbabefeedbabefeedbabefeedbabefeedbabe (in bytes)
+        data: (empty bytes, default value)
+        v: 0x25 (in bytes)
+        r: 0x1b5e176d927f8e9ab405058b2d2457392da3e20f328b16ddabcebc33eaac5fea (in bytes)
+        s: 0x4ba69724e8f69de52f0125ad8b3c5c2cef33019bac3249e2c0a2192766d1721c (in bytes)
+    transaction_hashes:
+```
+
+##### 2
+
+**Request**
+```yaml
+ledger: 'test'
+from_index: 2018
+```
+
+**Response**
+```yaml
+blocks:
+  - index: 2018
+    hash: 0x0101010101010101010101010101010101010101 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2019
+    hash: 0x0202020202020202020202020202020202020202 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2020
+    hash: 0x0303030303030303030303030303030303030303 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2021
+    hash: 0x0404040404040404040404040404040404040404 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2022
+    hash: 0x0505050505050505050505050505050505050505 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2023
+    hash: 0x0606060606060606060606060606060606060606 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2024
+    hash: 0x0707070707070707070707070707070707070707 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2025
+    hash: 0x0808080808080808080808080808080808080808 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2026
+    hash: 0x0909090909090909090909090909090909090909 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+  - index: 2027
+    hash: 0x1010101010101010101010101010101010101010101010101010101010101010 (in bytes)
+    parent_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+      - 0x5252525252525252525252525252525252525252 (in bytes)
+    witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+    timestamp: 2018050400000
+    size: 20180504
+    transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
+    transactions:
+    transaction_hashes:
+      - 0x0404040404040404040404040404040404040404 (in bytes)
+      - 0x1313131313131313131313131313131313131313 (in bytes)
+```
+
+---
+
 ### SendTransaction
 
 #### Request
@@ -366,17 +681,20 @@ full_transaction: true
 **Response**
 ```yaml
 number: 2018
-hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
-parent_hash: 0xbabefacebabefacebabefacebabefacebabefacebabefacebabefacebabeface (in bytes)
-witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+parent_hash: 0xbabefacebabefacebabefacebabefacebabeface (in bytes)
+witnesses:
+  - 0x0404040404040404040404040404040404040404 (in bytes)
+  - 0x1313131313131313131313131313131313131313 (in bytes)
+  - 0x5252525252525252525252525252525252525252 (in bytes)
 timestamp: 2018050400000
 size: 20180504
-transactions_root: 0x50bada5550bada5550bada5550bada5550bada5550bada5550bada5550bada55 (in bytes)
+transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
 transactions:
   - block_number: 2018
-    block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+    block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
     index: 0
-    hash: 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
+    hash: 0x0404040404040404040404040404040404040404 (in bytes)
     type: TransactionType.RECORD
     from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
     nonce: 2018
@@ -386,9 +704,9 @@ transactions:
     r: 0x1b5e176d927f8e9ab405058b2d2457392da3e20f328b16ddabcebc33eaac5fea (in bytes)
     s: 0x4ba69724e8f69de52f0125ad8b3c5c2cef33019bac3249e2c0a2192766d1721c (in bytes)
   - block_number: 2018
-    block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+    block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
     index: 1
-    hash: 0x1313131313131313131313131313131313131313131313131313131313131313 (in bytes)
+    hash: 0x1313131313131313131313131313131313131313 (in bytes)
     type: TransactionType.MESSAGE
     from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
     nonce: 2019
@@ -420,16 +738,19 @@ full_transaction: false (defualt value)
 **Response**
 ```yaml
 number: 2018
-hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
-parent_hash: 0xbabefacebabefacebabefacebabefacebabefacebabefacebabefacebabeface (in bytes)
-witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+parent_hash: 0xbabefacebabefacebabefacebabefacebabeface (in bytes)
+witnesses:
+  - 0x0404040404040404040404040404040404040404 (in bytes)
+  - 0x1313131313131313131313131313131313131313 (in bytes)
+  - 0x5252525252525252525252525252525252525252 (in bytes)
 timestamp: 2018050400000
 size: 20180504
-transactions_root: 0x50bada5550bada5550bada5550bada5550bada5550bada5550bada5550bada55 (in bytes)
+transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
 transactions:
 transaction_hashes:
-  - 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
-  - 0x1313131313131313131313131313131313131313131313131313131313131313 (in bytes)
+  - 0x0404040404040404040404040404040404040404 (in bytes)
+  - 0x1313131313131313131313131313131313131313 (in bytes)
 ```
 
 ---
@@ -459,23 +780,26 @@ Block
 **Request**
 ```yaml
 ledger: 'test'
-hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
 full_transaction: false
 ```
 
 **Response**
 ```yaml
 number: 2018
-hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
-parent_hash: 0xbabefacebabefacebabefacebabefacebabefacebabefacebabefacebabeface (in bytes)
-witness: 0x1fee1bad1fee1bad1fee1bad1fee1bad1fee1bad (in bytes)
+hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+parent_hash: 0xbabefacebabefacebabefacebabefacebabeface (in bytes)
+witnesses:
+  - 0x0404040404040404040404040404040404040404 (in bytes)
+  - 0x1313131313131313131313131313131313131313 (in bytes)
+  - 0x5252525252525252525252525252525252525252 (in bytes)
 timestamp: 2018050400000
 size: 20180504
-transactions_root: 0x50bada5550bada5550bada5550bada5550bada5550bada5550bada5550bada55 (in bytes)
+transactions_root: 0x50bada5550bada5550bada5550bada5550bada55 (in bytes)
 transactions:
 transaction_hashes:
-  - 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
-  - 0x1313131313131313131313131313131313131313131313131313131313131313 (in bytes)
+  - 0x0404040404040404040404040404040404040404 (in bytes)
+  - 0x1313131313131313131313131313131313131313 (in bytes)
 ```
 
 ---
@@ -504,15 +828,15 @@ Transaction
 **Request**
 ```yaml
 ledger: 'test'
-hash: 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
+hash: 0x0404040404040404040404040404040404040404 (in bytes)
 ```
 
 **Response**
 ```yaml
 block_number: 2018
-block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
 index: 0
-hash: 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
+hash: 0x0404040404040404040404040404040404040404 (in bytes)
 type: TransactionType.RECORD
 from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
 nonce: 2018
@@ -557,9 +881,9 @@ index: 0
 **Response**
 ```yaml
 block_number: 2018
-block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
 index: 0
-hash: 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
+hash: 0x0404040404040404040404040404040404040404 (in bytes)
 type: TransactionType.RECORD
 from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
 nonce: 2018
@@ -597,16 +921,16 @@ Transaction
 **Request**
 ```yaml
 ledger: 'test'
-block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
 index: 0
 ```
 
 **Response**
 ```yaml
 block_number: 2018
-block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
+block_hash: 0xdeadc0dedeadc0dedeadc0dedeadc0dedeadc0de (in bytes)
 index: 0
-hash: 0x0404040404040404040404040404040404040404040404040404040404040404 (in bytes)
+hash: 0x0404040404040404040404040404040404040404 (in bytes)
 type: TransactionType.RECORD
 from: 0xf00dcafef00dcafef00dcafef00dcafef00dcafe (in bytes)
 nonce: 2018