---
title: "Integrations - Signatureapi"
url: "https://docs.unified.to/integrations/signatureapi"
description: "Build SignatureAPI integrations faster with our Unified API — E-Signature data, API key, real-time sync."
date: "2026-10-27T07:58:24.222Z"
updated: "2026-10-27T07:58:24.222Z"
---
![](https://api.unified.to/docs/images/signatureapi.png)

# SignatureAPI integration

[Back to integrations](https://docs.unified.to/integrations.md)

#### Overview

Company website:

<https://signatureapi.com>

Integration launch date:

October 27, 2026

API Categories:

[E-Signature](https://docs.unified.to/signing/overview.md)[Passthrough](https://docs.unified.to/passthrough/overview.md)

API Authorization:

 API key

#### SIGNING DOCUMENT

End-API object:

 envelope

Unified API Methods:

[List](https://docs.unified.to/signing/document/List%5Fall%5Fdocuments.md)[Get](https://docs.unified.to/signing/document/Retrieve%5Fa%5Fdocument.md)[Remove](https://docs.unified.to/signing/document/Remove%5Fa%5Fdocument.md)

List options:

limitoffsetstatus

Readable fields:

[completed\_at](https://docs.unified.to/signing/document/model.md)[created\_at](https://docs.unified.to/signing/document/model.md)[description](https://docs.unified.to/signing/document/model.md)[id](https://docs.unified.to/signing/document/model.md)[metadata](https://docs.unified.to/signing/document/model.md)[name](https://docs.unified.to/signing/document/model.md)[status](https://docs.unified.to/signing/document/model.md)

Writable fields:

[\-none-](https://docs.unified.to/signing/document/model.md)

#### SIGNING SIGNATORY

End-API object:

 recipient

Unified API Methods:

[List](https://docs.unified.to/signing/signatory/List%5Fall%5Fsignatories.md)[Get](https://docs.unified.to/signing/signatory/Retrieve%5Fa%5Fsignatory.md)

List options:

document\_id

 required filter 

Readable fields:

[document\_id](https://docs.unified.to/signing/signatory/model.md)[email](https://docs.unified.to/signing/signatory/model.md)[id](https://docs.unified.to/signing/signatory/model.md)[name](https://docs.unified.to/signing/signatory/model.md)[role](https://docs.unified.to/signing/signatory/model.md)[signed\_at](https://docs.unified.to/signing/signatory/model.md)[status](https://docs.unified.to/signing/signatory/model.md)

Writable fields:

[\-none-](https://docs.unified.to/signing/signatory/model.md)

#### PASSTHROUGH

Unified API Methods:

[POST](https://docs.unified.to/passthrough/overview.md)[GET](https://docs.unified.to/passthrough/overview.md)[PUT](https://docs.unified.to/passthrough/overview.md)[DELETE](https://docs.unified.to/passthrough/overview.md)

List options:

\-none-

Readable fields:

[\-none-](https://docs.unified.to/passthrough/undefined/model.md)

Writable fields:

[\-none-](https://docs.unified.to/passthrough/undefined/model.md)