In the function of uploading a file successfully in element, how to return the successful prompt or error prompt returned by the backend?

/ / upload error

uploadError: function (response, file, fileList) {
  this.$commonUtils.setMessage("error", "")
}

"" 


response{"result":null,"statusCode":500,"message":""}message
Mar.01,2021

uploadError: function (response, file, fileList) {
  this.$commonUtils.setMessage('error', response.message)
}
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