A Change may allow for, or require updates to be made under certain conditions. The type of updates allowed is internal to the system, and is determined by the state of the change as well as the specific enrollment type. Clients have to inspect the allowedInput[].type returned by Get change status operation to determine actions and headers supported, then use the Accept and Content-Type headers for the respective allowedInput value to inspect or perform updates to the Change.
Refer to these sections for the acceptable headers and allowedInput\[].type when performing the Get a change and Update a change operations: