{
    "version": 3,
    "timestamp": 1569387665310,
    "reference": "4A4Yej4gV6wVGtagVrHfRnMj7ZK5sky4Ev1YdcvudoST4Zergm5q25bpDDJnHHKj2GL72c4KHwAK22Ncpgr4BDMo",
    "nxt-consensus": {
        "base-target": 1338,
        "generation-signature": "7TKGNAU46F2mmNwqtiQUiWzT4EhmvV4gWeVQhjbHwbms"
    },
    "features": [
        14
    ],
    "generator": "3NB1Yz7fH1bJ2gVDjyJnuyKNTdMFARkKEpV",
    "generatorPublicKey": "BeaUPHHepTBnfjt9jxv53S4PnQELfxs8XgJX6hNqu3vu",
    "signature": "2t7JsGL6vuFikgFT5oX3qDeojUWTNQKzosbuHKn4RKj3ADSUk6WM8h14nZAw5u4HDntGXFm6UqhioWrqAhVBaW1k",
    "blocksize": 3321,
    "transactionCount": 6,
    "id": "2t7JsGL6vuFikgFT5oX3qDeojUWTNQKzosbuHKn4RKj3ADSUk6WM8h14nZAw5u4HDntGXFm6UqhioWrqAhVBaW1k",
    "totalFee": 9000000,
    "reward": 0,
    "rewardShares": [],
    "fee": 8500000,
    "previous": "691416",
    "height": "691417",
    "next": "691418",
    "transactions": [
        {
            "type": 7,
            "id": "9Ad6T5oFVc3GqP3q95UWFkdhcAUP7SUg4uzCVzuP2aJZ",
            "fee": 1400000,
            "feeAssetId": null,
            "timestamp": 1569387661430,
            "version": 2,
            "sender": "3Ms8fSfAxBLDjKvNVgACRzQoBLCtCWxtawu",
            "senderPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
            "proofs": [
                "4CFu2SgDhPZZ8bk9TyDscXTgPmwajFYYhe7Bn3nk2ko7gfjhTXpPuzBmJ4HvoxgnZtYCPy3Q4eAYTitX6Cej7KmL"
            ],
            "order1": {
                "version": 2,
                "id": "DkKMYpipLz6RUXURe18J6nEF8EQ5UYw7JuBKLjYn5YU1",
                "sender": "3MpNLGecnvHTgmGnrP1j85QWKHD7r5wK6Sy",
                "senderPublicKey": "Ht98tMp8f3ZKijjTChB2Sa9cCqfdAxoY1BRL8eStaN34",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "AMFteLfPzPhTsFc3NfvHG7fSRUnsp3tJXPH88G1PCisT",
                    "priceAsset": null
                },
                "orderType": "buy",
                "amount": 4125070859,
                "price": 21205341,
                "timestamp": 1569387661300,
                "expiration": 1571893261300,
                "matcherFee": 700000,
                "signature": "3tBwuZKMzGbWzJHPSHP95qyQFw4gEkHB6ktQEitGaskpHfpNxpjuzrULxBHsCtqJ6uBR2sC5bLSuUe8LWJLmnw18",
                "proofs": [
                    "3tBwuZKMzGbWzJHPSHP95qyQFw4gEkHB6ktQEitGaskpHfpNxpjuzrULxBHsCtqJ6uBR2sC5bLSuUe8LWJLmnw18"
                ]
            },
            "order2": {
                "version": 2,
                "id": "zVTfDRikUh1c67aJRm4PdtoMbUS1QvSKyFNSaVtLiFz",
                "sender": "3N464q3vS7SCFzhDbYiTAKR9DVbZMnwNQTz",
                "senderPublicKey": "7wuxSVYhMVtNq12nHX8wsn8wkC5osPZXRJ6hhJoutNKB",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "AMFteLfPzPhTsFc3NfvHG7fSRUnsp3tJXPH88G1PCisT",
                    "priceAsset": null
                },
                "orderType": "sell",
                "amount": 4125070859,
                "price": 21205341,
                "timestamp": 1569387661352,
                "expiration": 1571893261352,
                "matcherFee": 700000,
                "signature": "2EhkLFyezm3f2qaofwTZkMxY9pLQr7jtnxtMyQ1s5jGShwmbsW8Q1vF8pYnvbRMCgBZiL2ywZmh3oQLb7RXKARgA",
                "proofs": [
                    "2EhkLFyezm3f2qaofwTZkMxY9pLQr7jtnxtMyQ1s5jGShwmbsW8Q1vF8pYnvbRMCgBZiL2ywZmh3oQLb7RXKARgA"
                ]
            },
            "amount": 4125070859,
            "price": 21205341,
            "buyMatcherFee": 700000,
            "sellMatcherFee": 700000
        },
        {
            "type": 7,
            "id": "28RDkotV2q8yYJUoRU3RWBP8tURezVA3kYjTdT7johGj",
            "fee": 2200000,
            "feeAssetId": null,
            "timestamp": 1569387668925,
            "version": 2,
            "sender": "3Ms8fSfAxBLDjKvNVgACRzQoBLCtCWxtawu",
            "senderPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
            "proofs": [
                "5eMeS7Lop8HpDEKMUmJu7WJNPyhWyGQPgSLR5Z1cJXzoAcrJUtdxH4UwWSUWYndbdg2xDLgVxekyT3muiavCjmQ2"
            ],
            "order1": {
                "version": 2,
                "id": "J4ysEB7HScdAzqaPmTdcPtjeVDXDLPgmZjy4JBmopFdj",
                "sender": "3MpNLGecnvHTgmGnrP1j85QWKHD7r5wK6Sy",
                "senderPublicKey": "Ht98tMp8f3ZKijjTChB2Sa9cCqfdAxoY1BRL8eStaN34",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "Emn8cyGDFgnLCKLTXqVWhKJARhtR2muBUuZaSmqNzDfn",
                    "priceAsset": "C7NpjX1zJ1JrSGw8AvpBwfwUHU44a2u6mhCjdkJgXgrT"
                },
                "orderType": "buy",
                "amount": 235,
                "price": 851888685999,
                "timestamp": 1569387668765,
                "expiration": 1571893268765,
                "matcherFee": 1100000,
                "signature": "63c6xWgZFUEkey2Qic1ixqkusgAR3PXdyzxpewUkksEcEwk9xVe6D54UPgbiE7pzvXhbf16RmsWv2XvwRKz6dCwj",
                "proofs": [
                    "63c6xWgZFUEkey2Qic1ixqkusgAR3PXdyzxpewUkksEcEwk9xVe6D54UPgbiE7pzvXhbf16RmsWv2XvwRKz6dCwj"
                ]
            },
            "order2": {
                "version": 2,
                "id": "3jH5tFkUDmSr5iJMbTvmFXL2STzVP4s5dM58xYbJMmsT",
                "sender": "3N464q3vS7SCFzhDbYiTAKR9DVbZMnwNQTz",
                "senderPublicKey": "7wuxSVYhMVtNq12nHX8wsn8wkC5osPZXRJ6hhJoutNKB",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "Emn8cyGDFgnLCKLTXqVWhKJARhtR2muBUuZaSmqNzDfn",
                    "priceAsset": "C7NpjX1zJ1JrSGw8AvpBwfwUHU44a2u6mhCjdkJgXgrT"
                },
                "orderType": "sell",
                "amount": 235,
                "price": 851888685999,
                "timestamp": 1569387668833,
                "expiration": 1571893268833,
                "matcherFee": 1100000,
                "signature": "qU8LD7wsCpUpqdtmgPboTcGQ3taAsxSxtEgvDXPmQAW9xyXfrAoU53UZovAwRFCEpKv6Rr16Z5i22t2yJfFajCP",
                "proofs": [
                    "qU8LD7wsCpUpqdtmgPboTcGQ3taAsxSxtEgvDXPmQAW9xyXfrAoU53UZovAwRFCEpKv6Rr16Z5i22t2yJfFajCP"
                ]
            },
            "amount": 235,
            "price": 851888685999,
            "buyMatcherFee": 1100000,
            "sellMatcherFee": 1100000
        },
        {
            "type": 16,
            "id": "CC2ejqh69cydA4WcWzNKa7KgUR9S7hLdrQNBFWsNGYfv",
            "fee": 500000,
            "feeAssetId": null,
            "timestamp": 1569387667140,
            "version": 1,
            "sender": "3N1CWxrRqATDJmmPbt5F4MdJBXtfMoukYWi",
            "senderPublicKey": "Ey2TMgwtwCDBti1PxSgdC6JKj5EvLNDD7ijXnd3BeVXk",
            "proofs": [
                "2SG4ofR8MeHhMEMPmShhMMrbij7rVAUpxvaEHPaU8KURNCes7WaJHxncbqRHXxphKJHBLeEzH4Df8M783V5aqSE3"
            ],
            "dApp": "3N4Pj4MutKVgrmcuX7jgyVGWoBhDyKYFZBj",
            "payment": [],
            "call": {
                "function": "setCurrentPrice",
                "args": [
                    {
                        "type": "integer",
                        "value": 400
                    }
                ]
            }
        },
        {
            "type": 7,
            "id": "53zZmuj5xzT7f8tXWn1FtLXKVd1gbnzbTr4LFmdHM8X9",
            "fee": 2200000,
            "feeAssetId": null,
            "timestamp": 1569387700663,
            "version": 2,
            "sender": "3Ms8fSfAxBLDjKvNVgACRzQoBLCtCWxtawu",
            "senderPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
            "proofs": [
                "4NVuWwKFDfaafCcsnzdSu51o5tc8R1JSQP5ZYMuJZW6mPDURfQAYgs9u6y5ycYZViDPUGt6gNX6iei8g38jbvkYJ"
            ],
            "order1": {
                "version": 2,
                "id": "AvFhm8D5C1d1os8iebKVRuaNWxbyiE7AELENpYnZtdQf",
                "sender": "3MpNLGecnvHTgmGnrP1j85QWKHD7r5wK6Sy",
                "senderPublicKey": "Ht98tMp8f3ZKijjTChB2Sa9cCqfdAxoY1BRL8eStaN34",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "Emn8cyGDFgnLCKLTXqVWhKJARhtR2muBUuZaSmqNzDfn",
                    "priceAsset": "C7NpjX1zJ1JrSGw8AvpBwfwUHU44a2u6mhCjdkJgXgrT"
                },
                "orderType": "buy",
                "amount": 226,
                "price": 851888685999,
                "timestamp": 1569387700506,
                "expiration": 1571893300506,
                "matcherFee": 1100000,
                "signature": "4fcgdCzNZZLCHY3AV3vyosCX9B2wURu47voXRg8JVNNkW7hWXwkdsnJFFofhyoCtu5h2BPZgwyhStJxJsVnMpjG4",
                "proofs": [
                    "4fcgdCzNZZLCHY3AV3vyosCX9B2wURu47voXRg8JVNNkW7hWXwkdsnJFFofhyoCtu5h2BPZgwyhStJxJsVnMpjG4"
                ]
            },
            "order2": {
                "version": 2,
                "id": "9cvAECuwxQTtk5n51Z7gkTB2PeUpA4gkFpzfGEJzpR9P",
                "sender": "3N464q3vS7SCFzhDbYiTAKR9DVbZMnwNQTz",
                "senderPublicKey": "7wuxSVYhMVtNq12nHX8wsn8wkC5osPZXRJ6hhJoutNKB",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "Emn8cyGDFgnLCKLTXqVWhKJARhtR2muBUuZaSmqNzDfn",
                    "priceAsset": "C7NpjX1zJ1JrSGw8AvpBwfwUHU44a2u6mhCjdkJgXgrT"
                },
                "orderType": "sell",
                "amount": 226,
                "price": 851888685999,
                "timestamp": 1569387700578,
                "expiration": 1571893300578,
                "matcherFee": 1100000,
                "signature": "5xaEWzrBxDtqGRgbsyTHHu3jAv1hT4vhcnq2xtAjstdrP53x8Tupcb1gxWFjeHvtryBKr17UUpBtRcHoNCQ2ZbTd",
                "proofs": [
                    "5xaEWzrBxDtqGRgbsyTHHu3jAv1hT4vhcnq2xtAjstdrP53x8Tupcb1gxWFjeHvtryBKr17UUpBtRcHoNCQ2ZbTd"
                ]
            },
            "amount": 226,
            "price": 851888685999,
            "buyMatcherFee": 1100000,
            "sellMatcherFee": 1100000
        },
        {
            "type": 16,
            "id": "HEypbh57rAPe7g2teG4ww495TLCcanpi8ngCzFbuhd5e",
            "fee": 500000000000,
            "feeAssetId": "Gf9t8FA4H3ssoZPCwrg3KwUFCci8zuUFP9ssRsUY3s6a",
            "timestamp": 1569387720141,
            "version": 1,
            "sender": "3NCzApG3ka4tvDuKX8HxnJtXe7eJw5PmdVt",
            "senderPublicKey": "GcsZHdsb81NZ6P3HLpGwhZH9Ct7jYETUTk5euZV622A1",
            "proofs": [
                "49xBWjhzwBMZZQvUE3pceaR2TtovhSGixPTsna3A7Kr4Mg7ezq2REHUE5h8tczpWmSNEBs2o2EQUgy7iM4L8ciZ3"
            ],
            "dApp": "3Mup4uG7mXS2N9Fuk3JtEpoKKmzA2PtQcUY",
            "payment": [
                {
                    "amount": 350000000000,
                    "assetId": "Gf9t8FA4H3ssoZPCwrg3KwUFCci8zuUFP9ssRsUY3s6a"
                }
            ],
            "call": {
                "function": "fileCertification",
                "args": [
                    {
                        "type": "string",
                        "value": "1d17a50c879c72dc12852f864e16ce9eb6c922d1b35a641443ecd3bff7fc6c1f"
                    },
                    {
                        "type": "string",
                        "value": "2019-WP2.pdf"
                    },
                    {
                        "type": "string",
                        "value": "9b3c5c00-df51-11e9-824b-5fb2f05ed76b"
                    },
                    {
                        "type": "string",
                        "value": "{"hash":"1d17a50c879c72dc12852f864e16ce9eb6c922d1b35a641443ecd3bff7fc6c1f","timestamp":1569387720128,"title":"2019-WP2.pdf"}"
                    }
                ]
            }
        },
        {
            "type": 7,
            "id": "9ShPVLPWmcqkQy2DECroFkKCarvP3aRDxgFCPeBw17Rm",
            "fee": 2200000,
            "feeAssetId": null,
            "timestamp": 1569387732587,
            "version": 2,
            "sender": "3Ms8fSfAxBLDjKvNVgACRzQoBLCtCWxtawu",
            "senderPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
            "proofs": [
                "5wswMp7Kpt2orZKsAnsu6NFFzPZLE9W7c2zBRLYiFPVci8NtBxdnYRuAaNCq8AQKGZBXeE2iaWGpGk6VLZw5D2Td"
            ],
            "order1": {
                "version": 2,
                "id": "nVXwT4ELEgxvpv1bDnrzNZnDZUNJtYMCHAjZuvHsiZm",
                "sender": "3MpNLGecnvHTgmGnrP1j85QWKHD7r5wK6Sy",
                "senderPublicKey": "Ht98tMp8f3ZKijjTChB2Sa9cCqfdAxoY1BRL8eStaN34",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "Emn8cyGDFgnLCKLTXqVWhKJARhtR2muBUuZaSmqNzDfn",
                    "priceAsset": "C7NpjX1zJ1JrSGw8AvpBwfwUHU44a2u6mhCjdkJgXgrT"
                },
                "orderType": "buy",
                "amount": 637,
                "price": 851888685999,
                "timestamp": 1569387732463,
                "expiration": 1571893332463,
                "matcherFee": 1100000,
                "signature": "5uAnHe61wSAtuRMAWnMFEtM4a2ZT91mB959oBs5EFjonrUeGHmhyd88mzfhKKtgyL9SPEgXkSqmdaX9wgLu1WYwh",
                "proofs": [
                    "5uAnHe61wSAtuRMAWnMFEtM4a2ZT91mB959oBs5EFjonrUeGHmhyd88mzfhKKtgyL9SPEgXkSqmdaX9wgLu1WYwh"
                ]
            },
            "order2": {
                "version": 2,
                "id": "8VRMPfFxHDpxGqbsC7VjWik6Zx7YGRMjKzuEEHb3Mv7s",
                "sender": "3N464q3vS7SCFzhDbYiTAKR9DVbZMnwNQTz",
                "senderPublicKey": "7wuxSVYhMVtNq12nHX8wsn8wkC5osPZXRJ6hhJoutNKB",
                "matcherPublicKey": "6d1nbhBxLCxjUyL9xXcX2VVxj2kcKiYny7VqH4FwbApv",
                "assetPair": {
                    "amountAsset": "Emn8cyGDFgnLCKLTXqVWhKJARhtR2muBUuZaSmqNzDfn",
                    "priceAsset": "C7NpjX1zJ1JrSGw8AvpBwfwUHU44a2u6mhCjdkJgXgrT"
                },
                "orderType": "sell",
                "amount": 637,
                "price": 851888685999,
                "timestamp": 1569387732502,
                "expiration": 1571893332502,
                "matcherFee": 1100000,
                "signature": "3xgDE5u6VVjj5VizoGSvHGS8jjCAwYPodE5yjkuG35PDCDzk32P8JYmj7YuVg69239NN7rHsr4zPcFXyr9Yniqb4",
                "proofs": [
                    "3xgDE5u6VVjj5VizoGSvHGS8jjCAwYPodE5yjkuG35PDCDzk32P8JYmj7YuVg69239NN7rHsr4zPcFXyr9Yniqb4"
                ]
            },
            "amount": 637,
            "price": 851888685999,
            "buyMatcherFee": 1100000,
            "sellMatcherFee": 1100000
        }
    ]
}

github/deemru/w8io/3ef1775 
8.72 ms