MultiPart S3 upload attempts to put the XML body into the query string

[oconnore]

Following the documentation from here: https://juliacloud.github.io/AWS.jl/stable/services/s3.html#Main.S3.complete_multipart_upload-Tuple{Any,%20Any,%20Any}

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

"CompleteMultipartUpload": The container for the multipart upload request information.

caused by: HTTP.Exceptions.StatusError(400, "POST", "/6kato/eric?CompleteMultipartUpload=ETag=cd0db23c0395b161f6cdf289e6903930&PartNumber=1&uploadId=ACSfLHapTVFOkS8Qsaijf9GcdktdjsRlE8e_2Kdf4AgcezdlVwevzbFch5Lel0ed61Rup1PtPNG1tf3dPEC99JXLdHbz3LAOSqrCgdhn5hym36qAddROdwQr4XjqAN-J9my-KtS-VNrCNryL6MhGXKpKLEwQF5U9wRBmhdeEz9dzT8XtF6gKgmHocsc39N2QmdvM40FadoMcacPQLUgMJFHj62Y93kaL6KVIe3O8iajtPEAjHYbnh1eF7bGjjwDnyZTjUSianSUDWhHBr2aD8lLLF_7Q_oORt0rab3FwV5ndOye16Wu4Uslor312cxoBANwv5GWrNtLTFjUJKEn79nk", HTTP.Messages.Response:
"""
HTTP/1.1 400 Bad Request
Date: Tue, 19 Sep 2023 21:12:14 GMT
Content-Type: application/xml
Content-Length: 187
Connection: keep-alive
Vary: Accept-Encoding
Server: cloudflare
CF-RAY: 8094d3616c4924fc-SJC

[ararslan]

FYI, I'd recommend using AWSS3.jl for this, which provides some more convenient wrappers for multipart uploads that are also exposed to S3Path.