{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/azure-ad/json-schema/azure-ad-microsoft-graph-post-schema.json",
  "title": "microsoft.graph.post",
  "x-generated": "2026-11-05",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/azure-ad-groups-conversation-api-openapi.yml#/components/schemas/microsoft.graph.post",
  "allOf": [
    {
      "$ref": "#/$defs/microsoft.graph.outlookItem"
    },
    {
      "title": "post",
      "type": "object",
      "properties": {
        "body": {
          "$ref": "#/$defs/microsoft.graph.itemBody"
        },
        "conversationId": {
          "type": [
            "string",
            "null"
          ],
          "description": "Unique ID of the conversation. Read-only."
        },
        "conversationThreadId": {
          "type": [
            "string",
            "null"
          ],
          "description": "Unique ID of the conversation thread. Read-only."
        },
        "from": {
          "$ref": "#/$defs/microsoft.graph.recipient"
        },
        "hasAttachments": {
          "type": "boolean",
          "description": "Indicates whether the post has at least one attachment. This is a default property."
        },
        "newParticipants": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/microsoft.graph.recipient"
          },
          "description": "Conversation participants that were added to the thread as part of this post."
        },
        "receivedDateTime": {
          "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
          "type": "string",
          "description": "Specifies when the post was received. The DateTimeOffset type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z",
          "format": "date-time"
        },
        "sender": {
          "$ref": "#/$defs/microsoft.graph.recipient"
        },
        "attachments": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/microsoft.graph.attachment"
          },
          "description": "Read-only. Nullable. Supports $expand.",
          "x-ms-navigationProperty": true
        },
        "extensions": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/microsoft.graph.extension"
          },
          "description": "The collection of open extensions defined for the post. Read-only. Nullable. Supports $expand.",
          "x-ms-navigationProperty": true
        },
        "inReplyTo": {
          "$ref": "#/$defs/microsoft.graph.post"
        },
        "multiValueExtendedProperties": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/microsoft.graph.multiValueLegacyExtendedProperty"
          },
          "description": "The collection of multi-value extended properties defined for the post. Read-only. Nullable.",
          "x-ms-navigationProperty": true
        },
        "singleValueExtendedProperties": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/microsoft.graph.singleValueLegacyExtendedProperty"
          },
          "description": "The collection of single-value extended properties defined for the post. Read-only. Nullable.",
          "x-ms-navigationProperty": true
        }
      },
      "additionalProperties": {
        "type": "object"
      }
    }
  ],
  "$defs": {
    "microsoft.graph.attachment": {
      "allOf": [
        {
          "$ref": "#/$defs/microsoft.graph.entity"
        },
        {
          "title": "attachment",
          "type": "object",
          "properties": {
            "contentType": {
              "type": [
                "string",
                "null"
              ],
              "description": "The MIME type."
            },
            "isInline": {
              "type": "boolean",
              "description": "true if the attachment is an inline attachment; otherwise, false."
            },
            "lastModifiedDateTime": {
              "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
              "type": [
                "string",
                "null"
              ],
              "description": "The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z",
              "format": "date-time"
            },
            "name": {
              "type": [
                "string",
                "null"
              ],
              "description": "The attachment's file name."
            },
            "size": {
              "maximum": 2147483647,
              "minimum": -2147483648,
              "type": "number",
              "description": "The length of the attachment in bytes.",
              "format": "int32"
            }
          },
          "additionalProperties": {
            "type": "object"
          }
        }
      ]
    },
    "microsoft.graph.bodyType": {
      "title": "bodyType",
      "enum": [
        "text",
        "html"
      ],
      "type": "string"
    },
    "microsoft.graph.emailAddress": {
      "title": "emailAddress",
      "type": "object",
      "properties": {
        "address": {
          "type": [
            "string",
            "null"
          ],
          "description": "The email address of the person or entity."
        },
        "name": {
          "type": [
            "string",
            "null"
          ],
          "description": "The display name of the person or entity."
        }
      },
      "additionalProperties": {
        "type": "object"
      }
    },
    "microsoft.graph.entity": {
      "title": "entity",
      "type": "object",
      "properties": {
        "id": {
          "type": "string",
          "description": "The unique identifier for an entity. Read-only."
        }
      },
      "additionalProperties": {
        "type": "object"
      }
    },
    "microsoft.graph.extension": {
      "allOf": [
        {
          "$ref": "#/$defs/microsoft.graph.entity"
        },
        {
          "title": "extension",
          "type": "object",
          "additionalProperties": {
            "type": "object"
          }
        }
      ]
    },
    "microsoft.graph.itemBody": {
      "title": "itemBody",
      "type": "object",
      "properties": {
        "content": {
          "type": [
            "string",
            "null"
          ],
          "description": "The content of the item."
        },
        "contentType": {
          "$ref": "#/$defs/microsoft.graph.bodyType"
        }
      },
      "additionalProperties": {
        "type": "object"
      }
    },
    "microsoft.graph.multiValueLegacyExtendedProperty": {
      "allOf": [
        {
          "$ref": "#/$defs/microsoft.graph.entity"
        },
        {
          "title": "multiValueLegacyExtendedProperty",
          "type": "object",
          "properties": {
            "value": {
              "type": "array",
              "items": {
                "type": [
                  "string",
                  "null"
                ]
              },
              "description": "A collection of property values."
            }
          },
          "additionalProperties": {
            "type": "object"
          }
        }
      ]
    },
    "microsoft.graph.outlookItem": {
      "allOf": [
        {
          "$ref": "#/$defs/microsoft.graph.entity"
        },
        {
          "title": "outlookItem",
          "type": "object",
          "properties": {
            "categories": {
              "type": "array",
              "items": {
                "type": [
                  "string",
                  "null"
                ]
              },
              "description": "The categories associated with the item"
            },
            "changeKey": {
              "type": [
                "string",
                "null"
              ],
              "description": "Identifies the version of the item. Every time the item is changed, changeKey changes as well. This allows Exchange to apply changes to the correct version of the object. Read-only."
            },
            "createdDateTime": {
              "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
              "type": [
                "string",
                "null"
              ],
              "description": "The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z",
              "format": "date-time"
            },
            "lastModifiedDateTime": {
              "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
              "type": [
                "string",
                "null"
              ],
              "description": "The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z",
              "format": "date-time"
            }
          },
          "additionalProperties": {
            "type": "object"
          }
        }
      ]
    },
    "microsoft.graph.post": {
      "allOf": [
        {
          "$ref": "#/$defs/microsoft.graph.outlookItem"
        },
        {
          "title": "post",
          "type": "object",
          "properties": {
            "body": {
              "$ref": "#/$defs/microsoft.graph.itemBody"
            },
            "conversationId": {
              "type": [
                "string",
                "null"
              ],
              "description": "Unique ID of the conversation. Read-only."
            },
            "conversationThreadId": {
              "type": [
                "string",
                "null"
              ],
              "description": "Unique ID of the conversation thread. Read-only."
            },
            "from": {
              "$ref": "#/$defs/microsoft.graph.recipient"
            },
            "hasAttachments": {
              "type": "boolean",
              "description": "Indicates whether the post has at least one attachment. This is a default property."
            },
            "newParticipants": {
              "type": "array",
              "items": {
                "$ref": "#/$defs/microsoft.graph.recipient"
              },
              "description": "Conversation participants that were added to the thread as part of this post."
            },
            "receivedDateTime": {
              "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
              "type": "string",
              "description": "Specifies when the post was received. The DateTimeOffset type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z",
              "format": "date-time"
            },
            "sender": {
              "$ref": "#/$defs/microsoft.graph.recipient"
            },
            "attachments": {
              "type": "array",
              "items": {
                "$ref": "#/$defs/microsoft.graph.attachment"
              },
              "description": "Read-only. Nullable. Supports $expand.",
              "x-ms-navigationProperty": true
            },
            "extensions": {
              "type": "array",
              "items": {
                "$ref": "#/$defs/microsoft.graph.extension"
              },
              "description": "The collection of open extensions defined for the post. Read-only. Nullable. Supports $expand.",
              "x-ms-navigationProperty": true
            },
            "inReplyTo": {
              "$ref": "#/$defs/microsoft.graph.post"
            },
            "multiValueExtendedProperties": {
              "type": "array",
              "items": {
                "$ref": "#/$defs/microsoft.graph.multiValueLegacyExtendedProperty"
              },
              "description": "The collection of multi-value extended properties defined for the post. Read-only. Nullable.",
              "x-ms-navigationProperty": true
            },
            "singleValueExtendedProperties": {
              "type": "array",
              "items": {
                "$ref": "#/$defs/microsoft.graph.singleValueLegacyExtendedProperty"
              },
              "description": "The collection of single-value extended properties defined for the post. Read-only. Nullable.",
              "x-ms-navigationProperty": true
            }
          },
          "additionalProperties": {
            "type": "object"
          }
        }
      ]
    },
    "microsoft.graph.recipient": {
      "title": "recipient",
      "type": "object",
      "properties": {
        "emailAddress": {
          "$ref": "#/$defs/microsoft.graph.emailAddress"
        }
      },
      "additionalProperties": {
        "type": "object"
      }
    },
    "microsoft.graph.singleValueLegacyExtendedProperty": {
      "allOf": [
        {
          "$ref": "#/$defs/microsoft.graph.entity"
        },
        {
          "title": "singleValueLegacyExtendedProperty",
          "type": "object",
          "properties": {
            "value": {
              "type": [
                "string",
                "null"
              ],
              "description": "A property value."
            }
          },
          "additionalProperties": {
            "type": "object"
          }
        }
      ]
    }
  }
}