Metadata-search response. Follows the OOTB-object metadata-search guideline:
a list of object-metadata entries, each with its properties and (optionally)
its field definitions.

Bad request — the request was malformed, missing required parameters, or referenced an unknown field ID or unsupported filter operator

Unauthorized — authentication credentials are missing or invalid

Forbidden — the caller lacks the required permission, the employers:read scope, or its source IP is not on the company IP trust list

Too many requests — rate limit exceeded, retry after the indicated delay

Internal server error — an unexpected error occurred on the server