Solana getBlock RPC call

# https://solana.fm/block/301136231?cluster=mainnet-alpha
curl $RPC_URL -X POST -H "Content-Type: application/json" -d '
  {
    "jsonrpc": "2.0","id":1,
    "method":"getBlock",
    "params": [
      301136231,
      {
        "encoding": "json",
        "maxSupportedTransactionVersion":0,
        "transactionDetails":"none",
        "rewards":true
      }
    ]
  }
' | jq '.'

{
  "jsonrpc": "2.0",
  "result": {
    "blockHeight": 279650290,
    "blockTime": 1731495552,
    "blockhash": "Gh4PwGi4nbnwNEEyUaNeCytgDD7gkxEDyk5AW6VKrrEk",
    "parentSlot": 301136230,
    "previousBlockhash": "Hp7q6YQ3XkYQdYanxyWEAn1e4StJvRc7MYLCtGTR8EAS",
    "rewards": [
      {
        "commission": null,
        "lamports": 26083919,
        "postBalance": 6807640774,
        "pubkey": "GkENwt1ckLtrNe2XBkizxLo6npPPh9WZqsgeHgDGf1hK",
        "rewardType": "Fee"
      }
    ]
  },
  "id": 1
}