{
  "@context": {
    "@version": 1.1,
    "@vocab": "https://schema.org/",
    "graph": "https://graph.microsoft.com/v1.0/",
    "msgraph": "https://graph.microsoft.com/v1.0/$metadata#",
    "outlook": "https://schema.api.gov/microsoft-outlook/",

    "Message": {
      "@id": "outlook:Message",
      "@context": {
        "id": "@id",
        "subject": "schema:name",
        "body": "outlook:body",
        "bodyPreview": "schema:description",
        "from": "schema:sender",
        "sender": "outlook:sender",
        "toRecipients": "schema:recipient",
        "ccRecipients": "outlook:ccRecipient",
        "bccRecipients": "outlook:bccRecipient",
        "replyTo": "outlook:replyTo",
        "receivedDateTime": {
          "@id": "schema:dateReceived",
          "@type": "schema:DateTime"
        },
        "sentDateTime": {
          "@id": "schema:dateSent",
          "@type": "schema:DateTime"
        },
        "createdDateTime": {
          "@id": "schema:dateCreated",
          "@type": "schema:DateTime"
        },
        "lastModifiedDateTime": {
          "@id": "schema:dateModified",
          "@type": "schema:DateTime"
        },
        "hasAttachments": {
          "@id": "outlook:hasAttachments",
          "@type": "schema:Boolean"
        },
        "importance": "outlook:importance",
        "isRead": {
          "@id": "outlook:isRead",
          "@type": "schema:Boolean"
        },
        "isDraft": {
          "@id": "outlook:isDraft",
          "@type": "schema:Boolean"
        },
        "isDeliveryReceiptRequested": {
          "@id": "outlook:isDeliveryReceiptRequested",
          "@type": "schema:Boolean"
        },
        "isReadReceiptRequested": {
          "@id": "outlook:isReadReceiptRequested",
          "@type": "schema:Boolean"
        },
        "internetMessageId": "outlook:internetMessageId",
        "internetMessageHeaders": "outlook:internetMessageHeaders",
        "conversationId": "outlook:conversationId",
        "conversationIndex": "outlook:conversationIndex",
        "parentFolderId": "outlook:parentFolderId",
        "inferenceClassification": "outlook:inferenceClassification",
        "flag": "outlook:flag",
        "webLink": {
          "@id": "schema:url",
          "@type": "@id"
        },
        "categories": "outlook:categories",
        "changeKey": "outlook:changeKey",
        "uniqueBody": "outlook:uniqueBody",
        "attachments": "outlook:attachments"
      }
    },

    "MailFolder": {
      "@id": "outlook:MailFolder",
      "@context": {
        "id": "@id",
        "displayName": "schema:name",
        "parentFolderId": "outlook:parentFolderId",
        "childFolderCount": {
          "@id": "outlook:childFolderCount",
          "@type": "schema:Integer"
        },
        "unreadItemCount": {
          "@id": "outlook:unreadItemCount",
          "@type": "schema:Integer"
        },
        "totalItemCount": {
          "@id": "outlook:totalItemCount",
          "@type": "schema:Integer"
        },
        "isHidden": {
          "@id": "outlook:isHidden",
          "@type": "schema:Boolean"
        }
      }
    },

    "Attachment": {
      "@id": "outlook:Attachment",
      "@context": {
        "id": "@id",
        "name": "schema:name",
        "contentType": "schema:encodingFormat",
        "size": {
          "@id": "schema:contentSize",
          "@type": "schema:Integer"
        },
        "isInline": {
          "@id": "outlook:isInline",
          "@type": "schema:Boolean"
        },
        "lastModifiedDateTime": {
          "@id": "schema:dateModified",
          "@type": "schema:DateTime"
        },
        "contentBytes": "outlook:contentBytes",
        "contentId": "outlook:contentId",
        "contentLocation": {
          "@id": "schema:contentUrl",
          "@type": "@id"
        }
      }
    },

    "FileAttachment": {
      "@id": "outlook:FileAttachment",
      "@context": {
        "@base": "outlook:Attachment"
      }
    },

    "ItemAttachment": {
      "@id": "outlook:ItemAttachment",
      "@context": {
        "@base": "outlook:Attachment"
      }
    },

    "ReferenceAttachment": {
      "@id": "outlook:ReferenceAttachment",
      "@context": {
        "@base": "outlook:Attachment"
      }
    },

    "Recipient": {
      "@id": "outlook:Recipient",
      "@context": {
        "emailAddress": "outlook:emailAddress"
      }
    },

    "EmailAddress": {
      "@id": "outlook:EmailAddress",
      "@context": {
        "name": "schema:name",
        "address": "schema:email"
      }
    },

    "ItemBody": {
      "@id": "outlook:ItemBody",
      "@context": {
        "contentType": "schema:encodingFormat",
        "content": "schema:text"
      }
    },

    "FollowupFlag": {
      "@id": "outlook:FollowupFlag",
      "@context": {
        "flagStatus": "outlook:flagStatus",
        "startDateTime": {
          "@id": "outlook:startDateTime",
          "@type": "schema:DateTime"
        },
        "dueDateTime": {
          "@id": "outlook:dueDateTime",
          "@type": "schema:DateTime"
        },
        "completedDateTime": {
          "@id": "outlook:completedDateTime",
          "@type": "schema:DateTime"
        }
      }
    },

    "InternetMessageHeader": {
      "@id": "outlook:InternetMessageHeader",
      "@context": {
        "name": "schema:name",
        "value": "schema:value"
      }
    },

    "Subscription": {
      "@id": "outlook:Subscription",
      "@context": {
        "id": "@id",
        "resource": "outlook:resource",
        "changeType": "outlook:changeType",
        "notificationUrl": {
          "@id": "outlook:notificationUrl",
          "@type": "@id"
        },
        "expirationDateTime": {
          "@id": "outlook:expirationDateTime",
          "@type": "schema:DateTime"
        },
        "clientState": "outlook:clientState",
        "lifecycleNotificationUrl": {
          "@id": "outlook:lifecycleNotificationUrl",
          "@type": "@id"
        },
        "includeResourceData": {
          "@id": "outlook:includeResourceData",
          "@type": "schema:Boolean"
        }
      }
    },

    "ChangeNotification": {
      "@id": "outlook:ChangeNotification",
      "@context": {
        "id": "@id",
        "subscriptionId": "outlook:subscriptionId",
        "changeType": "outlook:changeType",
        "resource": "outlook:resource",
        "clientState": "outlook:clientState",
        "tenantId": "outlook:tenantId",
        "subscriptionExpirationDateTime": {
          "@id": "outlook:subscriptionExpirationDateTime",
          "@type": "schema:DateTime"
        },
        "resourceData": "outlook:resourceData",
        "encryptedContent": "outlook:encryptedContent"
      }
    }
  }
}