curl 127.0.0.1:12037/ -X POST -d '{ "method": "getblockbyheight", "params": [ 1, true, true ] }

rpc.json

{
    "error": null,
    "id": null,
    "result": {
        "bits": "1c00ffff",
        "chainwork": "0000000000000000000000000000000000000000000000000000020002000200",
        "confirmations": 52041,
        "difficulty": 256,
        "extranonce": "000000150000000400000000000000000000000000000000",
        "hash": "0000000000a5e40e8ba291bd7e8649747fa7fb8a7af39f5bacdb7433cd2f5971",
        "height": 1,
        "mask": "0000000000000000000000000000000000000000000000000000000000000000",
        "mediantime": 1580745125,
        "merkleroot": "28b17095216d5e211ba1f61031416a51efca54eacb8c9059440c4671b0625bbe",
        "nTx": 1,
        "nextblockhash": "00000000007a95b3adbd0f595c7cadc7187f20007b2c6dda2217676f042ad0f2",
        "nonce": 877771570,
        "previousblockhash": "5b6ef2d3c1f3cdcadfd9a030ba1811efdd17740f14e166489760741d075992e0",
        "reservedroot": "0000000000000000000000000000000000000000000000000000000000000000",
        "size": 351,
        "strippedsize": 319,
        "time": 1580745125,
        "treeroot": "0000000000000000000000000000000000000000000000000000000000000000",
        "tx": [
            {
                "blockhash": "0000000000a5e40e8ba291bd7e8649747fa7fb8a7af39f5bacdb7433cd2f5971",
                "blocktime": 1580745125,
                "confirmations": 52041,
                "hash": "cbe05bdb550ed7e07fee45f39c065b6e41cb3400e1541614053c956dfe39dce6",
                "index": 0,
                "locktime": 1,
                "size": 114,
                "time": 1580745125,
                "txid": "43b23ae794eadf72f42cc2997fa9aa5b59acc39eeab45ff26bdba2e6cb53d950",
                "version": 0,
                "vin": [
                    {
                        "coinbase": true,
                        "sequence": 368910623,
                        "txid": "0000000000000000000000000000000000000000000000000000000000000000",
                        "txinwitness": [
                            "6d696e656420627920687364",
                            "3040e5d8b63009f0",
                            "0000000000000000"
                        ],
                        "vout": 4294967295
                    }
                ],
                "vout": [
                    {
                        "address": {
                            "hash": "1f2dee9a6ff6b4bd64dbd1ee87014913c84e3538",
                            "string": "hs1qruk7axn0766t6exm68hgwq2fz0yyudfc64cpc4",
                            "version": 0
                        },
                        "covenant": {
                            "action": "NONE",
                            "items": [],
                            "type": 0
                        },
                        "n": 0,
                        "value": 2000
                    }
                ],
                "vsize": 90
            }
        ],
        "version": 0,
        "versionHex": "00000000",
        "weight": 1308,
        "witnessroot": "59919422c20530ece2b328adf63ec3f35a10e79375731687a81dfa7cd83a24e7"
    }
}