Looks like the value variable needs to be typed properly. It needs the :any type or the associated type for what it is.
ERROR in C:/Repositories/ArcMages/arcmages-vue-client/node_modules/playfab-sdk/index.d.ts
17:26 Parameter 'value' implicitly has an 'any' type.
15 | export const PlayFab: PlayFabModule.IPlayFab;
16 | export function settings(): PlayFabModule.IPlayFabSettings;
> 17 | export function settings(value): void;
| ^
18 | export const PlayFabAdmin: PlayFabAdminModule.IPlayFabAdmin;
19 | export const PlayFabClient: PlayFabClientModule.IPlayFabClient;
20 | export const PlayFabMatchmaker: PlayFabMatchmakerModule.IPlayFabMatchmaker;