---
description: >-
  Example code for the EXPERIMENTAL_changes(data_changes_general)  {disallowed}
  json-rpc method. Сomplete guide on how to use
  EXPERIMENTAL_changes(data_changes_general)  {disallowed} json-rpc in GetBloc
---

# EXPERIMENTAL\_changes(data\_changes\_general) {disallowed} - NEAR Protocol

#### Parameters

`changes_type` - string

type of changes

`account_ids` - array of string

an array of account ids

`key_prefix_base64` - string

key prefix

`block_id` - int

block id

#### Request

```java
curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{"jsonrpc": "2.0",
"method": "EXPERIMENTAL_changes",
"params": {"changes_type": "data_changes"},
"id": "getblock.io"}'
```

#### Response

```java
{
    "result": "null",
    "id": "getblock.io",
    "status_code": 405,
    "message": "Method not allowed"
}
```
