```javascript
const axios = require('axios');
//npm install axios if you don have the module installed`
let options = {
// url: "https://api.chainup.net/arbitrum/mainnet/<YOUR_API_KEY>",
url: "https://api.chainup.net/arbitrum/mainnet/dc59a7e90f05424a81d825d033d0f2de",
method: "post",
headers:
{
"content-type": "application/json",
"CONSISTENT-HASH": "true"
},
body: JSON.stringify({"jsonrpc":"2.0","method":"eth_syncing","params":[],"id":1})
};
axios(options)
.then(response => {
console.log('Post successful: response:', response.data);
})
.catch(error => {
console.error('An error has occurred:', error);
});
```