POST /api/source/terminateAggregation

Replaced by

Specifically, you can update the completionStatus and completed fields to stop a task.

[
  {
    "op": "replace",
    "path": "/completionStatus",
    "value": "Error"
  },
  {
    "op": "replace",
    "path": "/completed",
    "value": "2020-07-11T21:23:15.000Z"
  }
]