channelMessages.json

{
  "type": "object",
  "additionalProperties": {
    "$ref": "http://asyncapi.com/definitions/3.0.0/message.json"
  },
  "description": "A map of the messages that will be sent to this channel by any application at any time. **Every message sent to this channel MUST be valid against one, and only one, of the message objects defined in this map.**",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "http://asyncapi.com/definitions/3.0.0/channelMessages.json"
}