how to insert an nb-icon into a custom cell?

"dependencies": {
"@angular/animations": "^8.0.2",
"@angular/cdk": "^8.0.1",
"@angular/common": "~8.0.1",
"@angular/compiler": "~8.0.1",
"@angular/core": "~8.0.1",
"@angular/forms": "~8.0.1",
"@angular/platform-browser": "~8.0.1",
"@angular/platform-browser-dynamic": "~8.0.1",
"@angular/router": "~8.0.1",
"@nebular/bootstrap": "^4.1.0",
"@nebular/eva-icons": "^4.0.0-rc.8",
"@nebular/theme": "^4.1.0",
"@ng-bootstrap/ng-bootstrap": "^4.2.1",
"bootstrap": "^4.3.1",
"eva-icons": "^1.1.1",
"ng2-completer": "^3.0.2",
"ng2-smart-table": "^1.5.0",
"normalize.css": "^8.0.1",
"pace-js": "^1.0.2",
"rxjs": "~6.4.0",
"tslib": "^1.9.0",
"zone.js": "~0.9.1"
},