POST api/data/uploadanonymous

Uploads anonymous message.

Request Information

URI Parameters

None.

Body Parameters

Name	Description	Type	Additional information
Recipient_OrganizationNumber	Recipient's organization ID.	string	String length: inclusive between 0 and 32
Recipient_RegisteredMailAddress		string	None.
MailNotificationMessage		MailNotificationMessage	None.
Matter	Subject of the data.	string	String length: inclusive between 0 and 255
ContentType	MIME content type.	string	String length: inclusive between 0 and 255
FileName	Original file name.	string	String length: inclusive between 0 and 255
ReferenceNumber		string	String length: inclusive between 0 and 50
Data	Raw data sent by Sender.	Collection of byte	None.
SenderMessageKey		string	None.
SkipAnonymousSubjectMessageMailNotification		boolean	None.

Request Formats

application/json, text/json

Sample:

{
  "Recipient_OrganizationNumber": "sample string 1",
  "Recipient_RegisteredMailAddress": "sample string 2",
  "MailNotificationMessage": {
    "From": "sample string 1",
    "To": [
      "sample string 1",
      "sample string 2"
    ],
    "CC": [
      "sample string 1",
      "sample string 2"
    ],
    "Bcc": [
      "sample string 1",
      "sample string 2"
    ],
    "Subject": "sample string 2",
    "Body": "sample string 3",
    "IsBodyHtml": true,
    "Attachments": [
      {
        "Content": "QEA=",
        "FileName": "sample string 1",
        "CreationDate": "2026-03-21T22:55:46.3773777+01:00",
        "ModificationDate": "2026-03-21T22:55:46.3773777+01:00"
      },
      {
        "Content": "QEA=",
        "FileName": "sample string 1",
        "CreationDate": "2026-03-21T22:55:46.3773777+01:00",
        "ModificationDate": "2026-03-21T22:55:46.3773777+01:00"
      }
    ],
    "BoxNotification_RefId": "91519f2d-14e2-465c-af09-5c7851174851"
  },
  "Matter": "sample string 3",
  "ContentType": "sample string 4",
  "FileName": "sample string 5",
  "ReferenceNumber": "sample string 6",
  "Data": "QEA=",
  "SenderMessageKey": "sample string 7",
  "SkipAnonymousSubjectMessageMailNotification": true
}

application/x-www-form-urlencoded

Sample:

Failed to generate the sample for media type 'application/x-www-form-urlencoded'. Cannot use formatter 'JQueryMvcFormUrlEncodedFormatter' to write type 'AnonymousMessageUploadModel'.

Response Information

Resource Description

RefId of posted message.

globally unique identifier

Response Formats

application/json, text/json

Sample:

"68968c17-9552-4df8-bf77-5d8ff54b8ed8"