PDF tools SDK node.js: ERROR Unexpected Error, request could not be completed Error: socket hang up

2020-09-23T12:04:24.512:[INFO]: All validations successfully done. Beginning Insert Pages Operation execution
Exception encountered while executing operation ServiceApiError: request timed out, 10 seconds expired
at ClientRequest.<anonymous> (...\PDFToolsSDK-Node.jsSamples\adobe-dc-pdf-tools-sdk-node-samples\src\node_modules\@adobe\documentservices-pdftools-node-sdk\src\internal\http\http-client.js:272:13)
at ClientRequest.emit (events.js:314:20)
at TLSSocket.emitRequestTimeout (_http_client.js:769:9)
at Object.onceWrapper (events.js:420:28)
at TLSSocket.emit (events.js:326:22)
at TLSSocket.Socket._onTimeout (net.js:482:8)
at listOnTimeout (internal/timers.js:554:17)
at processTimers (internal/timers.js:497:7) {
requestTrackingId: undefined,
statusCode: 0
}
2020-09-23T12:04:36.245:[ERROR]: Unexpected Error, request could not be completed Error: socket hang up

Somebody help me ??