Create and send a signing session. This endpoint initializes a signing session based on the provided layout, documents, and participants and then immediately sends it.

Add MCP server to your AI tool

Allow AI tools and LLMs to interact with the API documentation portal through MCP.

MCP server URL


        
          
            https://apidocs.lwolf.com/doc/authentisign-api/mcp

Standard setup for AI tools providing an mcp.json file

{
  "Authentisign API MCP server": {
    "url": "https://apidocs.lwolf.com/doc/authentisign-api/mcp"
  }
}

POST /api/v2/signings/fill-and-send-documents

Sample request:

POST /signings/fill-and-send-documents

Request Body:

{
    "LayoutId": "example-guid-1",
    "Fields": {
        "FieldKey1": "FieldValue1",
        "FieldKey2": "FieldValue2"
    },
    "Files": ["File1", "File2"],
    "Participants": [
        {
            "Id": "example-participant-guid-1",
            "SigningId": "example-signing-guid-1",
            "FirstName": "John",
            "MiddleName": "M",
            "LastName": "Doe",
            "Email": "johndoe@example.com",
            "ParticipantRole": "Signer",
            "CustomSignature": "JohnD",
            "CustomInitials": "JD",
            "SigningPin": "1234",
            "Type": 1,
            "DisplayOrder": 0,
            "SignerGroup": 1,
            "CustomInvitationSubject": "Invitation to Sign",
            "CustomInvitationMessage": "Please sign the attached document.",
            "ExternalId": "external-id",
            "TransactionId": "example-transaction-guid",
            "Language": "en-US",
            "StaticSignatureEnabled": true,
            "ScriptedSignatureEnabled": false,
            "ImageSignatureEnabled": true,
            "TrestleRole": "Admin"
        }
    ],
    "Name": "Document1",
    "Id": "example-guid-2",
    "AccountId": "example-guid-3",
    "StatusId": 1,
    "IsOrdered": false,
    "DateCreated": "2023-04-20T02:59:00Z",
    "LastModified": "2023-04-21T02:59:00Z",
    "ExpirationDate": "2023-04-26T02:59:00Z",
    "IdPosition": 1,
    "ReminderDay": 5,
    "ReminderHour": 2,
    "TransactionId": "example-guid-4",
    "TechnologyProvider": "TechProviderName",
    "CallbackUrl": "https://yourcallbackurl.com"
    // ... and any other properties specific to your application
}

Headers:

externalId: sample-external-id

Note: Replace placeholders such as "example-guid-1", "example-participant-guid-1", etc., with actual GUID values. Adjust other example values as needed.

Headers

externalId string(uuid)

Unique external identifier for the request.

multipart/form-data

Body

Files array[string(binary)]
FilesWithStrikeoutsDisabled array[string]
Fields object
Hide Fields attribute Show Fields attribute object
- * string Additional properties
Participants array[object] Required
Hide Participants attributes Show Participants attributes object
- id string(uuid)
- signingId string(uuid)
- firstName string Required
  
  Minimum length is 1.
- middleName string | null
- lastName string Required
  
  Minimum length is 1.
- email string | null
- participantRole string | null
- customSignature string | null
- customInitials string | null
- signingPin string | null
- type integer(int32) Required
- displayOrder integer(int32)
- signerGroup integer(int32)
- customInvitationSubject string | null
- customInvitationMessage string | null
- externalId string | null
- transactionId string(uuid) | null
- language string | null
- staticSignatureEnabled boolean | null
- scriptedSignatureEnabled boolean | null
- imageSignatureEnabled boolean | null
- trestleRole string | null
- crmId integer(int32) | null
Id string(uuid)
Name string Required
AccountId string(uuid)
StatusId integer(int32)
IsOrdered boolean
DateCreated string(date-time)
LastModified string(date-time)
ExpirationDate string(date-time)
IdPosition integer(int32)
ReminderDay integer(int32)
ReminderHour integer(int32)
TransactionId string(uuid)
TechnologyProvider string
CallbackUrl string
LayoutId string(uuid)
ApplyLayout boolean

Responses

200

Success
default

text/plain

text/plain application/json text/json

Error
Hide response attributes Show response attributes object
- code integer(int32)
- message string | null
- details array[string] | null
Hide response attributes Show response attributes object
- code integer(int32)
- message string | null
- details array[string] | null
Hide response attributes Show response attributes object
- code integer(int32)
- message string | null
- details array[string] | null

POST /api/v2/signings/fill-and-send-documents

curl \
 --request POST 'https://api.lwolf.com/authentisign/api/v2/signings/fill-and-send-documents' \
 --header "Content-Type: multipart/form-data" \
 --header "externalId: string" \
 --form "Files[]=@file" \
 --form "FilesWithStrikeoutsDisabled[]=string" \
 --form 'Fields={"additionalProperty1":"string","additionalProperty2":"string"}' \
 --form "Participants[]={"id" => "string", "signingId" => "string", "firstName" => "string", "middleName" => "string", "lastName" => "string", "email" => "string", "participantRole" => "string", "customSignature" => "string", "customInitials" => "string", "signingPin" => "string", "type" => 42, "displayOrder" => 42, "signerGroup" => 42, "customInvitationSubject" => "string", "customInvitationMessage" => "string", "externalId" => "string", "transactionId" => "string", "language" => "string", "staticSignatureEnabled" => true, "scriptedSignatureEnabled" => true, "imageSignatureEnabled" => true, "trestleRole" => "string", "crmId" => 42}" \
 --form "Id=string" \
 --form "Name=string" \
 --form "AccountId=string" \
 --form "StatusId=42" \
 --form "IsOrdered=true" \
 --form "DateCreated=2026-05-04T09:42:00Z" \
 --form "LastModified=2026-05-04T09:42:00Z" \
 --form "ExpirationDate=2026-05-04T09:42:00Z" \
 --form "IdPosition=42" \
 --form "ReminderDay=42" \
 --form "ReminderHour=42" \
 --form "TransactionId=string" \
 --form "TechnologyProvider=string" \
 --form "CallbackUrl=string" \
 --form "LayoutId=string" \
 --form "ApplyLayout=true"

Response examples (default)

{
  "code": 42,
  "message": "string",
  "details": [
    "string"
  ]
}

Response examples (default)

{
  "code": 42,
  "message": "string",
  "details": [
    "string"
  ]
}