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1  Bitcoin / Electrum / How to get txid from desearialized payto hex on: May 30, 2018, 09:12:26 PM
I can see in the GUI that with a testnet segwit multisig (2 of 3) wallet if I send coins Electrum fills in the txid (6affef0a464ab6f9ca0db27216e5b85f4d26a907f2fe9e209cd565584f5cc30b).

If I export the hex
Code:
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

and deserialize it I get something like

Code:
{
    "inputs": [
        {
            "address": "bc1qctnmckkujaztrwdw7n46j9y0rnrqg4mnt68c7tfgf74ja650wytqnam9tg",
            "num_sig": 2,
            "prevout_hash": "bbd954617b6a17dd05a0ee98ca03e9aaf6c25186dbfb748e142fc995f4ad0e90",
            "prevout_n": 0,
            "pubkeys": [
                "ff0257548301d9a24f3c8000000128d96fca507ee0abdd7dbb89588f91587199c4b314f7e7c5926c96f55f77715402cf0805a347294c76541850c0bcb5a2b5f8e1c5399344ec6526e4d274f2d224ec00000000",
                "ff0257548301361ca322800000011e406db645e1e3d11ada4129af80acbca3054b444759ad6d05263eafc7f3a641020110e41e681dc08a02d34f2797eb1d60a7dcffdca6196946eb0594cfc98b7c1e00000000",
                "ff0257548301c3e4a36e80000001ed6125c56dcb8b8d549da5fdd76392b43eb9c62d705627d24fc3ac4c4c811036035e17384ec7f8247c838ace4c06b23e2094920c469937a568b97020e2f05ec2b000000000"
            ],
            "scriptSig": "",
            "sequence": 4294967293,
            "signatures": [
                null,
                null,
                null
            ],
            "type": "p2wsh",
            "value": 555120,
            "witness": "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",
            "witnessScript": "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",
            "x_pubkeys": [
                "ff0257548301d9a24f3c8000000128d96fca507ee0abdd7dbb89588f91587199c4b314f7e7c5926c96f55f77715402cf0805a347294c76541850c0bcb5a2b5f8e1c5399344ec6526e4d274f2d224ec00000000",
                "ff0257548301361ca322800000011e406db645e1e3d11ada4129af80acbca3054b444759ad6d05263eafc7f3a641020110e41e681dc08a02d34f2797eb1d60a7dcffdca6196946eb0594cfc98b7c1e00000000",
                "ff0257548301c3e4a36e80000001ed6125c56dcb8b8d549da5fdd76392b43eb9c62d705627d24fc3ac4c4c811036035e17384ec7f8247c838ace4c06b23e2094920c469937a568b97020e2f05ec2b000000000"
            ]
        }
    ],
    "lockTime": 1318925,
    "outputs": [
        {
            "address": "18dsGLx3Gk9oQakYkDUALkS5bEYjHjQz12",
            "prevout_n": 0,
            "scriptPubKey": "76a91453c1d05822e2658fd2e1ce0c88184fd3234b081688ac",
            "type": 0,
            "value": 1000
        },
        {
            "address": "bc1qlcmhraxt54nxryc8vv6guu7gtw07qug35rl0rf9eqlhey3fa7nzswr9v9p",
            "prevout_n": 1,
            "scriptPubKey": "0020fe3771f4cba56661930763348e73c85b9fe07111a0fef1a4b907ef92453df4c5",
            "type": 0,
            "value": 544120
        }
    ],
    "version": 1
}

But I can't work out how to get the txid from either the hex (which isn't valid a transaction hex) or from the deserialized transaction.

I've tried using https://github.com/chainside/btcnodejs but surely there is an easier way.
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