diff --git a/rpc/README.md b/rpc/README.md
index fe16348215..93a1253817 100644
--- a/rpc/README.md
+++ b/rpc/README.md
@@ -98,7 +98,6 @@ The crate `ckb-rpc`'s minimum supported rustc version is 1.71.1.
         * [Method `get_deployments_info`](#method-get_deployments_info)
     * [Module Subscription](#module-subscription)
         * [Method `subscribe`](#method-subscribe)
-        * [Method `unsubscribe`](#method-unsubscribe)
 * [RPC Errors](#rpc-errors)
 * [RPC Types](#rpc-types)
     * [Type `Alert`](#type-alert)
@@ -4836,138 +4835,6 @@ socket.send(`{"id": 2, "jsonrpc": "2.0", "method": "unsubscribe", "params": ["0x
     * `topic`: `string`
 * result: `string`
 
-Subscribes to a topic.
-
-###### Params
-
-*   `topic` - Subscription topic (enum: new_tip_header | new_tip_block | new_transaction | proposed_transaction | rejected_transaction)
-
-###### Returns
-
-This RPC returns the subscription ID as the result. CKB node will push messages in the subscribed topics to the current RPC connection. The subscript ID is also attached as `params.subscription` in the push messages.
-
-Example push message:
-
-
-```
-{
-  "jsonrpc": "2.0",
-  "method": "subscribe",
-  "params": {
-    "result": { ... },
-    "subscription": "0x2a"
-  }
-}
-```
-
-
-###### Topics
-
-###### `new_tip_header`
-
-Whenever there’s a block that is appended to the canonical chain, the CKB node will publish the block header to subscribers.
-
-The type of the `params.result` in the push message is [`HeaderView`](#type-headerview).
-
-###### `new_tip_block`
-
-Whenever there’s a block that is appended to the canonical chain, the CKB node will publish the whole block to subscribers.
-
-The type of the `params.result` in the push message is [`BlockView`](#type-blockview).
-
-###### `new_transaction`
-
-Subscribers will get notified when a new transaction is submitted to the pool.
-
-The type of the `params.result` in the push message is [`PoolTransactionEntry`](#type-pooltransactionentry).
-
-###### `proposed_transaction`
-
-Subscribers will get notified when an in-pool transaction is proposed by chain.
-
-The type of the `params.result` in the push message is [`PoolTransactionEntry`](#type-pooltransactionentry).
-
-###### `rejected_transaction`
-
-Subscribers will get notified when a pending transaction is rejected by tx-pool.
-
-The type of the `params.result` in the push message is an array contain:
-
-The type of the `params.result` in the push message is a two-elements array, where
-
-*   the first item type is [`PoolTransactionEntry`](#type-pooltransactionentry), and
-
-*   the second item type is [`PoolTransactionReject`](#type-pooltransactionreject).
-
-###### Examples
-
-Request
-
-
-```
-{
-  "id": 42,
-  "jsonrpc": "2.0",
-  "method": "subscribe",
-  "params": [
-    "new_tip_header"
-  ]
-}
-```
-
-
-Response
-
-
-```
-{
-  "id": 42,
-  "jsonrpc": "2.0",
-  "result": "0x2a"
-}
-```
-
-
-#### Method `unsubscribe`
-* `unsubscribe(id)`
-    * `id`: `string`
-* result: `boolean`
-
-Unsubscribes from a subscribed topic.
-
-###### Params
-
-*   `id` - Subscription ID
-
-###### Examples
-
-Request
-
-
-```
-{
-  "id": 42,
-  "jsonrpc": "2.0",
-  "method": "unsubscribe",
-  "params": [
-    "0x2a"
-  ]
-}
-```
-
-
-Response
-
-
-```
-{
-  "id": 42,
-  "jsonrpc": "2.0",
-  "result": true
-}
-```
-
-
 
 ## RPC Errors