| { |
| "$schema": "http://json-schema.org/draft-04/schema#", |
| "type": "object", |
| "description": "An Ditto Protocol announcement announces an event before it actually happens.", |
| "title": "Ditto Protocol announcement", |
| "properties": { |
| "topic": { |
| "type": "string", |
| "description": "Contains the topic of the announcement, ending with the announcement name." |
| }, |
| "headers": { |
| "type": "object", |
| "description": "Additional headers." |
| }, |
| "path": { |
| "type": "string", |
| "description": "The path is always the empty path `/` for an announcement." |
| }, |
| "value": { |
| "type": ["object","string","number","array","boolean"], |
| "description": "The _value_ field contains the optional payload of the announcement." |
| } |
| }, |
| "required": [ "topic", "headers", "path" ] |
| } |
