Postman (update token pre-request)

update-token.js

let login = pm.variables.get("login");
let password = pm.variables.get("password");

pm.sendRequest({
	url: pm.variables.get("baseUrl") + '/api/v1/Account/authorization',
	method: 'POST',
	header: {
        "content-type": "application/json"
    },
    body: {
         mode: 'raw',
         raw: JSON.stringify({ username: login, password: password })
	}
}, (err, res) => {
	let token = res.json().data.token.replace('bearer ', '');
	pm.environment.set("token", token);
});