// Request
curl -H "Content-Type: application/json" -d '{"id":1, "jsonrpc":"2.0", "method": "eth_blockNumber","params": []}' https://astar-api.bwarelabs.com/<your-endpoint-id>
// Response
{
"jsonrpc":"2.0",
"id":83,
"jsonrpc": "2.0",
"result": "0x4b7" // 1207
}