state is inprogress or error, the step field returns encoding or manifest. If the state is inprogress, pctComplete returns a number between 0 and 100 to indicate the approximate percent of completion. If the state is error, errorReasonCode and errorReasonText provide additional details.{
"errorReasonCode": "ERR_NON_VIDEO",
"errorReasonText": "The file was not recognized as a valid video file.",
"pctComplete": "string",
"state": "inprogress"
}