Add message attachment

v1.0.0

Attach a file to a draft message. Content is base64-encoded and limited to 3 MB; use it before sending the draft.

Input

{
  "type": "object",
  "required": [
    "message_id",
    "@odata.type",
    "name",
    "contentBytes"
  ],
  "additionalProperties": false,
  "properties": {
    "message_id": {
      "type": "string",
      "description": "Draft message id."
    },
    "@odata.type": {
      "type": "string",
      "enum": [
        "#microsoft.graph.fileAttachment"
      ],
      "description": "Always #microsoft.graph.fileAttachment."
    },
    "name": {
      "type": "string",
      "description": "Attachment file name."
    },
    "contentBytes": {
      "type": "string",
      "description": "Base64-encoded file content."
    },
    "contentType": {
      "type": "string",
      "description": "MIME type, e.g. text/plain."
    }
  }
}

Output

{
  "type": "object",
  "additionalProperties": true,
  "properties": {
    "id": {
      "type": "string"
    },
    "name": {
      "type": "string"
    },
    "size": {
      "type": "integer"
    }
  }
}