{
  "description": "Describes a message received on a given channel and operation.",
  "oneOf": [
    {
      "$ref": "http://asyncapi.com/definitions/2.6.0/Reference.json"
    },
    {
      "oneOf": [
        {
          "type": "object",
          "required": ["oneOf"],
          "additionalProperties": false,
          "properties": {
            "oneOf": {
              "type": "array",
              "items": {
                "$ref": "http://asyncapi.com/definitions/2.6.0/message.json"
              }
            }
          }
        },
        {
          "type": "object",
          "additionalProperties": false,
          "patternProperties": {
            "^x-[\\w\\d\\.\\x2d_]+$": {
              "$ref": "http://asyncapi.com/definitions/2.6.0/specificationExtension.json"
            }
          },
          "properties": {
            "schemaFormat": {
              "type": "string"
            },
            "contentType": {
              "type": "string"
            },
            "headers": {
              "allOf": [
                {
                  "$ref": "http://asyncapi.com/definitions/2.6.0/schema.json"
                },
                {
                  "properties": {
                    "type": {
                      "const": "object"
                    }
                  }
                }
              ]
            },
            "messageId": {
              "type": "string"
            },
            "payload": {},
            "correlationId": {
              "oneOf": [
                {
                  "$ref": "http://asyncapi.com/definitions/2.6.0/Reference.json"
                },
                {
                  "$ref": "http://asyncapi.com/definitions/2.6.0/correlationId.json"
                }
              ]
            },
            "tags": {
              "type": "array",
              "items": {
                "$ref": "http://asyncapi.com/definitions/2.6.0/tag.json"
              },
              "uniqueItems": true
            },
            "summary": {
              "type": "string",
              "description": "A brief summary of the message."
            },
            "name": {
              "type": "string",
              "description": "Name of the message."
            },
            "title": {
              "type": "string",
              "description": "A human-friendly title for the message."
            },
            "description": {
              "type": "string",
              "description": "A longer description of the message. CommonMark is allowed."
            },
            "externalDocs": {
              "$ref": "http://asyncapi.com/definitions/2.6.0/externalDocs.json"
            },
            "deprecated": {
              "type": "boolean",
              "default": false
            },
            "examples": {
              "type": "array",
              "description": "List of examples.",
              "items": {
                "type": "object",
                "additionalProperties": false,
                "anyOf": [
                  {
                    "required": ["payload"]
                  },
                  {
                    "required": ["headers"]
                  }
                ],
                "properties": {
                  "name": {
                    "type": "string",
                    "description": "Machine readable name of the message example."
                  },
                  "summary": {
                    "type": "string",
                    "description": "A brief summary of the message example."
                  },
                  "headers": {
                    "type": "object",
                    "description": "Schema definition of the application headers."
                  },
                  "payload": {
                    "description": "Definition of the message payload. It can be of any type"
                  }
                }
              }
            },
            "bindings": {
              "$ref": "http://asyncapi.com/definitions/2.6.0/bindingsObject.json"
            },
            "traits": {
              "type": "array",
              "items": {
                "oneOf": [
                  {
                    "$ref": "http://asyncapi.com/definitions/2.6.0/Reference.json"
                  },
                  {
                    "$ref": "http://asyncapi.com/definitions/2.6.0/messageTrait.json"
                  }
                ]
              }
            }
          },
          "allOf": [
            {
              "if": {
                "not": {
                  "required": [
                    "schemaFormat"
                  ]
                }
              },
              "then": {
                "properties": {
                  "payload": {
                    "$ref": "http://asyncapi.com/definitions/2.6.0/schema.json"
                  }
                }
              }
            },
            {
              "if": {
                "required": [
                  "schemaFormat"
                ],
                "properties": {
                  "schemaFormat": {
                    "enum": [
                      "application/vnd.aai.asyncapi;version=2.0.0",
                      "application/vnd.aai.asyncapi+json;version=2.0.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.0.0",
                      "application/vnd.aai.asyncapi;version=2.1.0",
                      "application/vnd.aai.asyncapi+json;version=2.1.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.1.0",
                      "application/vnd.aai.asyncapi;version=2.2.0",
                      "application/vnd.aai.asyncapi+json;version=2.2.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.2.0",
                      "application/vnd.aai.asyncapi;version=2.3.0",
                      "application/vnd.aai.asyncapi+json;version=2.3.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.3.0",
                      "application/vnd.aai.asyncapi;version=2.4.0",
                      "application/vnd.aai.asyncapi+json;version=2.4.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.4.0",
                      "application/vnd.aai.asyncapi;version=2.5.0",
                      "application/vnd.aai.asyncapi+json;version=2.5.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.5.0",
                      "application/vnd.aai.asyncapi;version=2.6.0",
                      "application/vnd.aai.asyncapi+json;version=2.6.0",
                      "application/vnd.aai.asyncapi+yaml;version=2.6.0"
                    ]
                  }
                }
              },
              "then": {
                "properties": {
                  "payload": {
                    "$ref": "http://asyncapi.com/definitions/2.6.0/schema.json"
                  }
                }
              }
            },
            {
              "if": {
                "required": [
                  "schemaFormat"
                ],
                "properties": {
                  "schemaFormat": {
                    "enum": [
                      "application/schema+json;version=draft-07",
                      "application/schema+yaml;version=draft-07"
                    ]
                  }
                }
              },
              "then": {
                "properties": {
                  "payload": {
                    "$ref": "http://json-schema.org/draft-07/schema"
                  }
                }
              }
            },
            {
              "if": {
                "required": [
                  "schemaFormat"
                ],
                "properties": {
                  "schemaFormat": {
                    "enum": [
                      "application/vnd.oai.openapi;version=3.0.0", 
                      "application/vnd.oai.openapi+json;version=3.0.0", 
                      "application/vnd.oai.openapi+yaml;version=3.0.0"
                    ]
                  }
                }
              },
              "then": {
                "properties": {
                  "payload": {
                    "$ref": "http://asyncapi.com/definitions/2.6.0/openapiSchema_3_0.json"
                  }
                }
              }
            },
            {
              "if": {
                "required": [
                  "schemaFormat"
                ],
                "properties": {
                  "schemaFormat": {
                    "enum": [
                      "application/vnd.apache.avro;version=1.9.0",
                      "application/vnd.apache.avro+json;version=1.9.0",
                      "application/vnd.apache.avro+yaml;version=1.9.0"
                    ]
                  }
                }
              },
              "then": {
                "properties": {
                  "payload": {
                    "$ref": "http://asyncapi.com/definitions/2.6.0/avroSchema_v1.json"
                  }
                }
              }
            }
          ]
        }
      ]
    }
  ],
  "example": {
    "$ref": "http://asyncapi.com/examples/2.6.0/message.json"
  },
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "http://asyncapi.com/definitions/2.6.0/message.json"
}
