How to set state variable in nb route tabset to send additional parameters to another component

> ` Below is my code attached and need to add state variable to route. How can I do this. Please help.
this.tabs = [
{
title: 'Summary',
route: 'patient-summary/' + id,
},
{
title: 'Timeline',
route: 'timeline',
},
{
title: 'History',
route: 'history/'+ id,state:{hello:'hello123'}

},
{
title: 'Consult',
route: 'consult',
},
];

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* [ ] bug report
* [ ] feature request

### Issue description

**Current behavior:**

**Expected behavior:**

**Steps to reproduce:**

**Related code:**

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**Angular, Nebular**
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