The field of the resource that has caused this error, as named by its JSON serialization. May include dot and postfix notation for nested attributes. Arrays are zero-indexed. Fields may appear more than once in an array of causes due to fields having multiple errors. Optional. Examples: "name" - the field "name" on the current resource "items[0].name" - the field "name" on the first array entry in "items"

A human-readable description of the cause of the error. This field may be presented as-is to a reader.

A machine-readable description of the cause of the error. If this value is empty there is no information available.