import { GoldRushClient } from "@covalenthq/client-sdk";

const ApiServices = async () => {
    const client = new GoldRushClient("YOUR_API_KEY");
    const resp = await client.BaseService.getBlockHeights({chainName: "chainName", walletAddress: "walletAddress"});
    console.log(resp.data);
};

ApiServices();

{
  "updated_at": "2023-11-07T05:31:56Z",
  "chain_id": 123,
  "chain_name": "<string>",
  "items": [
    {
      "block_hash": "<string>",
      "signed_at": "2023-11-07T05:31:56Z",
      "height": 123,
      "block_parent_hash": "<string>",
      "extra_data": "<string>",
      "miner_address": "<string>",
      "mining_cost": 123,
      "gas_used": 123,
      "gas_limit": 123,
      "transactions_link": "<string>"
    }
  ],
  "pagination": {
    "has_more": true,
    "page_number": 123,
    "page_size": 123,
    "total_count": 123
  }
}