OpenIntegrations/docs/en/examples/HTTPClient/SendDataInParts.txt

    URL = "https://bin.openintegrations.dev";
    URL = URL + "/put";

    ChunkSize = 524288;
    Image     = "https://hut.openintegrations.dev/test_data/picture.jpg"; // URL, Path or Binary Data

    Result = OPI_HTTPRequests.NewRequest()
        .Initialize(URL)
        .SetBinaryBody(Image)
        .SendDataInParts(ChunkSize) // <---
        .ReturnResponseAsJSONObject();