# blocks

## Description

Returns details of specific blocks within a range of heights from Aleo blockchain.

1000 blocks can be queried at maximum in a single request.

## Method Parameters

* **`params`** - *`Object`*:
  * **`startHeight`** - *`number`*: Start height of desired range (incuded).
  * **`endHeight`** - *`number`*: End height of desired block (excuded).

## Returns

## Example

### Request

```bash
curl --location --request POST 'https://testnet3.aleorpc.com' \
 --header 'Content-Type: application/json' \
 --data-raw '{
     "jsonrpc": "2.0",
     "id": 1,
     "method": "getBlocks",
     "params": {
        "start": 2758584,
        "end": 2758585
     }
 }'
```

### Response

```json
{
  "jsonrpc":"2.0",
  "id":1,
  "result": [ 
    {
      "id":2823859,
      "height":"2758584",
      "block_hash":"ab17uppp4gpxysdduzexch5gekkg09lxsdsswmpllxp0028sv2xvczsc2zv99",
      "previous_hash":"ab1h8wss9hvagjafrmqpfael2ka8sp9ujhlwm3cxy7dj90xpn2905zsjgfg94",
      "previous_state_root":"sr1fthuyd9qhswzlkd6f9jxsqpjdj6j4nfnzx02z6x4uj9wpefn4qqqatzzpk",
      "transactions_root":"5921516920880609316862456430090842775173766057023337047347451140512518961075field",
      "round":"5925654",
      "coinbase_target":"4294967295",
      "proof_target":"33554432",
      "last_coinbase_target":"4308271102",
      "last_coinbase_timestamp":"1711968633",
      "timestamp":"1717328209",
      "coinbase_reward":null,
      "finalize_root":"6782937905510142338894567209948077657217225961237793603538433212746202312880field",
      "network":3,
      "ratifications_root":"4710405186992022735262004958522644990224161834463249249031636047654518734485field",
      "solutions_root":"0field",
      "subdag_root":"2786039085244220585595328072521002856783567900190360046892230183363703801925field",
      "cumulative_weight":"3822692583719879",
      "cumulative_proof_target":"3468602439"
    }
  ]
}
```