customAttributes

Optional. A map of fields to hold both filterable and non-filterable custom job attributes that are not covered by the provided structured fields. The keys of the map are strings up to 64 bytes and must match the pattern: a-zA-Z*. For example, key0LikeThis or KEY_1_LIKE_THIS. At most 100 filterable and at most 100 unfilterable keys are supported. For filterable string_values, across all keys at most 200 values are allowed, with each string no more than 255 characters. For unfilterable string_values, the maximum total size of string_values across all keys is 50KB.