{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "http://asyncapi.com/bindings/kafka/0.3.0/message.json",
  "title": "Message Schema",
  "type": "object",
  "additionalProperties": false,
  "patternProperties": {
    "^x-[\\w\\d\\.\\x2d_]+$": {
      "$ref": "http://asyncapi.com/definitions/3.0.0/specificationExtension.json"
    }
  },
  "properties": {
    "key": {
      "$ref": "http://asyncapi.com/definitions/3.0.0/schema.json",
      "description": "The message key."
    },
    "schemaIdLocation": {
      "type": "string",
      "description": "If a Schema Registry is used when performing this operation, tells where the id of schema is stored.",
      "enum": ["header", "payload"]
    },
    "schemaIdPayloadEncoding": {
      "type": "string",
      "description": "Number of bytes or vendor specific values when schema id is encoded in payload."
    },
    "schemaLookupStrategy": {
      "type": "string",
      "description": "Freeform string for any naming strategy class to use. Clients should default to the vendor default if not supplied."
    },
    "bindingVersion": {
      "type": "string",
      "enum": [
        "0.3.0"
      ],
      "description": "The version of this binding. If omitted, 'latest' MUST be assumed."
    }

  },
  "examples": [
    {
      "key": {
        "type": "string",
        "enum": [
          "myKey"
        ]
      },
      "schemaIdLocation": "payload",
      "schemaIdPayloadEncoding": "apicurio-new",
      "schemaLookupStrategy": "TopicIdStrategy",
      "bindingVersion": "0.3.0"
    },
    {
      "key": {
        "$ref": "path/to/user-create.avsc#/UserCreate"
      },
      "schemaIdLocation": "payload",
      "schemaIdPayloadEncoding": "4",
      "bindingVersion": "0.3.0"
    }
  ]
}