{
    "version": 3,
    "timestamp": 1564919741964,
    "reference": "2Vs5HgMivT2VgfKwcNvJ3gBAbchCK6Bak4BAU7JdWJSkPCMJajBajSRABupffL8SbQT5LCkNTevp7m3FwJDoGzTc",
    "nxt-consensus": {
        "base-target": 1206,
        "generation-signature": "3Pp9G7JAZYBGtPH428CakLn7t6riiDvvDjjMjzK9oUuu"
    },
    "features": [],
    "generator": "3N1746xR1R4hzWF2GXcMXS7mH9cm8yq6oZR",
    "generatorPublicKey": "G8Rh9uJn4oNSJVnFvnaKND1ra1JxjSGsuvbhQeTxNMoG",
    "signature": "R2emb1xX2HSUfe6iPndmTqKotWZiHehFaj515Vv5xfLKvZoxv6EjcHkDZz3hb7yP1m78YQ2S7mani7VBz6vTbv4",
    "blocksize": 1027,
    "transactionCount": 4,
    "id": "R2emb1xX2HSUfe6iPndmTqKotWZiHehFaj515Vv5xfLKvZoxv6EjcHkDZz3hb7yP1m78YQ2S7mani7VBz6vTbv4",
    "totalFee": 1200000,
    "reward": 0,
    "rewardShares": [],
    "fee": 1100000,
    "previous": "616104",
    "height": "616105",
    "next": "616106",
    "transactions": [
        {
            "type": 4,
            "id": "4tEHNxhtFa8rUMMdCFpSpbYfZM9hgWUPiyKSaBnp2ahg",
            "fee": 100000,
            "feeAssetId": "3E81de4KGhDaAja8pvgxSoyr1JCSmu1xTReVpeo4EFA9",
            "timestamp": 1564919745280,
            "version": 2,
            "sender": "3N6csq3HEehL3v13DfswiDZi5K3TmpJcxUB",
            "senderPublicKey": "8zgjXsMegYdVHD8LJAvs6ix4jkbp9qxAa5p3CYkcMod3",
            "proofs": [
                "xg8hBJZJUtF5FbkqTQpEZYJ6TtG6FbMsL6pXW4ZQJ9L2wnHBvT2MwcFX9fy67nQNTNjPEnTrEC8eJUToPWC236d"
            ],
            "recipient": "3NBf93Zaugn1JTuHAmazSj8NLS2YDksu2Kv",
            "assetId": "3E81de4KGhDaAja8pvgxSoyr1JCSmu1xTReVpeo4EFA9",
            "feeAsset": "3E81de4KGhDaAja8pvgxSoyr1JCSmu1xTReVpeo4EFA9",
            "amount": 1,
            "attachment-decoded": "QmdTAVbGA5xoBJQu4VvUmUU1DUsY2AkH9bSnnichWnp61U",
            "attachment": "9tmzfrusFf4uY7ubhjcqwvFRE1o5ofRob9Pyg18vct3ZowpZjTeokhg31PKAyYg"
        },
        {
            "type": 4,
            "id": "B8UivUKcYRy6FbGRirRfkiKvyds6ZG6Ut34bS3kB8Mim",
            "fee": 100000,
            "feeAssetId": null,
            "timestamp": 1564919802380,
            "version": 1,
            "sender": "3MxyKNmnQkVuDCG9AzMpixKCdUWXfMUsxdg",
            "senderPublicKey": "EM1XUpKdct1eE2mgmdvr4VA4raXMKvYKumCbnArtcQ9c",
            "proofs": [
                "4zz1UWGCXmMxEAWtyVrpLTX6NzXHAJJcCoCrGe2bCYF2WsvwQZiDNqPy5SmUG2wVKKrFR5YGxD28K53jQZihmbk6"
            ],
            "signature": "4zz1UWGCXmMxEAWtyVrpLTX6NzXHAJJcCoCrGe2bCYF2WsvwQZiDNqPy5SmUG2wVKKrFR5YGxD28K53jQZihmbk6",
            "recipient": "3N9fzexZxi7HrPcfizpvpFcaAnvpyuuMKPg",
            "assetId": null,
            "feeAsset": null,
            "amount": 1000000000,
            "attachment-decoded": "",
            "attachment": ""
        },
        {
            "type": 4,
            "id": "AUCiUTmsqqZESXkwvZjCPWEcx1XpArtpPpwh88rPDNGs",
            "fee": 500000,
            "feeAssetId": null,
            "timestamp": 1564919814756,
            "version": 2,
            "sender": "3MpHh2KHHyp8Y9xWkXAvRUy5pgVmcRPujY4",
            "senderPublicKey": "B44gKi3SxPiqRKnh1Xcf3Y9oh9frBLqZy5m6jHjHbxvq",
            "proofs": [
                "2jAJRtoW9udUxFCgGvr1FgGLVhJ1pRbohmUgzYZSCHzVJu39BrdQX4BmHh6KX15istRJYFtGiAizqt7tKtq86cRr"
            ],
            "recipient": "3Mxx9Yr5VJJ3KYk1UE6EXeExuQUVa7tV3DX",
            "assetId": null,
            "feeAsset": null,
            "amount": 100000000,
            "attachment-decoded": "",
            "attachment": ""
        },
        {
            "type": 12,
            "id": "DiiALNyZ6LSPXuZ8AM63XNSYAJhcfywfHREBRctTRLDD",
            "fee": 500000,
            "feeAssetId": null,
            "timestamp": 1564919824433,
            "version": 1,
            "sender": "3MpHh2KHHyp8Y9xWkXAvRUy5pgVmcRPujY4",
            "senderPublicKey": "B44gKi3SxPiqRKnh1Xcf3Y9oh9frBLqZy5m6jHjHbxvq",
            "proofs": [
                "63cstAw3udp97dkjH8ZbnMg9cc6ekB9FrGeQdqbXrCXWy7fXxqTQoYedw6EympvtkbBaxD4f77GJF4TGaPtYZx5U"
            ],
            "data": [
                {
                    "key": "web3-online-course-user-data",
                    "type": "string",
                    "value": "{"name":"Vitaly","occupation":"waves.serveraukr.com"}"
                }
            ]
        }
    ]
}

github/deemru/w8io/873ac7e 
10.30 ms