Changes to Añadir usuarios

request property RAW_BODY/items/lang was restricted to a list of enum values

removed the request property RAW_BODY/items/rights/is_free

added the new en enum value to the request property RAW_BODY/items/lang

added the new es enum value to the request property RAW_BODY/items/lang

added the new id enum value to the request property RAW_BODY/items/lang

added the new pt enum value to the request property RAW_BODY/items/lang

added the new ru enum value to the request property RAW_BODY/items/lang

added the new tr enum value to the request property RAW_BODY/items/lang

the RAW_BODY/items/rights/group_id request property format was generalized from int32 to no format

the RAW_BODY/items/rights/role_id request property format was generalized from int32 to no format

media type application/json was changed to a more specific media type application/hal+json for the response status 201

media type application/json was changed to a more specific media type application/problem+json for the response status 400

media type application/json was changed to a more specific media type application/problem+json for the response status 401

media type application/json was changed to a more specific media type application/problem+json for the response status 403