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{
    "age": 28,
    "sex": "M",
    "city": "Paris",
    "work": "none",
    "hospital_entries_last_year": [
        {
            "date": "7/12",
            "situation": "fever",
        }

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await window.ethereum.enable();

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const web3 = new Web3(window.ethereum);

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// Stores a given value, 5 by default.
simpleContract.set(5, { from: 'your-account-address' }).then(console.log);
// Get the value from the contract to prove it worked.
simpleContract.get().then(console.log);

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// Get the contract instance.
const Contract = truffleContract(SimpleStorageContract);
Contract.setProvider(web3.currentProvider);
const simpleContract = await Contract.deployed();

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import truffleContract from '@truffle/contract';
import SimpleStorageContract from '../../build/contracts/SimpleStorage.json';

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simpleContract.methods.set(123).send({ from: 'your-account-address'}).then(console.log);

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simpleContract.methods.get().call().then(console.log);

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const yourContractAbi = [...];
const yourContractAddress = '0xf2Dee5975A808f16f93bf4Fd55aB5481a8B20497';

const simpleContract = new web3.eth.Contract(yourContractAbi, yourContractAddress);

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new web3.eth.Contract(jsonInterface[, address][, options])