| Set a concise non-empty title at the top level of the schema to explain what the definition is about | |
| Set a non-empty description at the top level of the schema to explain what the definition is about in detail | |
| Set a non-empty examples array at the top level of the schema to illustrate the expected data | |
| Set `properties` to identifier names that can be easily mapped to programming languages (matching [A-Za-z_][A-Za-z0-9_]*) | /properties/Error message – /properties/HTTP status code error – /properties/Reason phrase error |
| For interoperability purposes, the JSON Schema specification advises against the use of `format` values that are not explicitly defined by the specification | /properties/HTTP status code error/format |