Interface UPProviderEndpoint

interface UPProviderEndpoint {
    off<T extends keyof UPProviderEndpointEvents>(
        event: T,
        fn: (
            ...args: ArgumentMap<UPProviderEndpointEvents>[Extract<
                T,
                keyof UPProviderEndpointEvents,
            >],
        ) => void,
        context?: any,
    ): this;
    on<T extends keyof UPProviderEndpointEvents>(
        event: T,
        fn: (
            ...args: ArgumentMap<UPProviderEndpointEvents>[Extract<
                T,
                keyof UPProviderEndpointEvents,
            >],
        ) => void,
        context?: any,
    ): this;
    request(
        message: { method: string; params: any },
        clientParams?: any,
    ): Promise<any>;
    request(
        method: string | { method: string; params: any },
        params?: any,
        clientParams?: any,
    ): Promise<any>;
}