from property
The copy update operation's source as identified by a
JSON-Pointer value referencing the location within the targeted
resource to copy the value from. For example, to promote a canary
deployment, you copy the canary deployment ID to the affiliated deployment
ID by calling a PATCH request on a Stage resource with
"op":"copy", "from":"/canarySettings/deploymentId"
and "path":"/deploymentId".
Implementation
final String? from;