How to load native package

[alamse]

Hi, i'm just trying to load native package in plugin. but when i run tsc from root, i got error error TS2304: Cannot find name. below is my tns info

┌──────────────────┬─────────────────┬────────────────┬───────────────┐
│ Component        │ Current version │ Latest version │ Information   │
│ nativescript     │ 2.5.4           │ 2.5.4          │ Up to date    │
│ tns-core-modules │ 2.5.2           │ 2.5.2          │ Up to date    │
│ tns-android      │                 │ 2.5.0          │ Not installed │
│ tns-ios          │                 │ 2.5.0          │ Not installed │
└──────────────────┴─────────────────┴────────────────┴───────────────┘

thanks