interface response is below
"attributes" : {
"fileSize" : 11097,
"fileName" : "my_screenshot.png",
"sourceFileChecksum" : null,
"imageAsset" : null,
"assetToken" : "PurpleSource62/v4/c4/c6/5f/c4c65fe0-b616-0454-d71b-7771b95f74f1/4d62262c-4ec1-4d89-b82c-c7b7a402e866_null_54594240-5c4c-4a0f-add1-b4cb7e52d166_my_screenshot.png",
"assetType" : "SCREENSHOT",
"uploadOperations" : [ {
"method" : "PUT",
"url" : "https://store-030.blobstore.apple.com/itms6-assets-massilia-030001/PurpleSource62%2Fv4%2Fc4%2Fc6%2F5f%2Fc4c65fe0-b616-0454-d71b-7771b95f74f1%2FgzsRhfc7iZIvrJoG3mdTlRGfH-Hu1JJBY_Y82m_QlKU_U003d-1587670858469?uploadId=5ae7a610-859a-11ea-adb0-d8c497b45469&Signature=nL9SQyAh4l1tEwoWQhiflX270Zs%3D&AWSAccessKeyId=MKIA4IEXBU1OGIOUHE96&partNumber=1&Expires=1588275658",
"length" : 11097,
"offset" : 0,
"requestHeaders" : [ {
"name" : "Content-Type",
"value" : "image/png"
} ]
}
problem is how to upload