Electronic Signature
Developers
Features
API for eSignature Solutions
Collect payments along with signed documents with Java Client for API

Collect payments along with signed documents with Java Client using the API

Use the signNow API to get more out of eSignature workflows. Add functionality to your app that allows users to collect payments via payment systems along with signatures.

Free to test
Fast to deploy
Powerful & secure

Request payments using a signature invite

Use this sample code to embed payment requests into your apps.

Node.js

C#

Python

Copy code

public class SendInviteModel
    {
        public IEnumerable<To> to { get; set; }
        public string from { get; set; }
        public object[] cc { get; set; }
        public string subject { get; set; }
        public string message { get; set; }
    }
 
    public class To
    {
        public string email { get; set; }
        public string role_id { get; set; }
        public string role { get; set; }
        public int order { get; set; }
        public string authentication_type { get; set; }
        public string password { get; set; }
        public int expiration_days { get; set; }
        public int reminder { get; set; }
        public string method { get; set; }
        public string phone { get; set; }
    }
public class SignatureInvitePaymentModel : SendInviteModel
    {
        public string document_id { get; set; }
        public string on_complete { get; set; }
        public new IEnumerable<PaymentInviteRecipient> to { get; set; }
    }
 
    public class PaymentInviteRecipient : To
    {
        public string reassign { get; set; }
        public PaymentRequest payment_request { get; set; }
        public string decline_by_signature { get; set; }
        public string subject { get; set; }
        public string message { get; set; }
    }
 
    public class PaymentRequest
    {
        public string type { get; set; }
        public int amount { get; set; }
        public string currency { get; set; }
        public string merchant_id { get; set; }
    }
public static void MakeSignInvitePaymentRequest(string accessToken, string apiUrl, string documentId, SignatureInvitePaymentModel dataObj, bool disableEmail = false)
        {
            var client = new RestClient { BaseUrl = new Uri(apiUrl) };
            var mechantId = String.Empty;
 
            //Make invite & payment request
            var disable = (disableEmail) ? "?email=disable" : "";
            var request = new RestRequest("/document/" + documentId + "/invite" + disable, Method.POST)
                .AddHeader("Accept", "application/json")
                .AddHeader("Authorization", "Bearer " + accessToken);
 
            request.AddJsonBody(JsonConvert.SerializeObject(dataObj));
 
            var response = client.Execute(request);
            if (response.StatusCode != HttpStatusCode.OK)
            {
                throw new Exception($"Cannot send invite: {response.Content}");
            }
        }

import signnow_python_sdk

if __name__ == '__main__':
    signnow_python_sdk.Config(client_id="CLIENT_ID",
                              client_secret="CLIENT_SECRET",
                              environment="production")

# Enter your own credentials
    username = "USER_NAME"
    password = "USER_PASSWORD"
    template_id = "TEMPLATE_ID"

# Create access_token for the user
    access_token = signnow_python_sdk.OAuth2.request_token(username, password, '*')

invite_payload = {
        "document_id": 'DOCUMENT_ID_GOES_HERE',
        "to": [
            {
                "email": 'EMAIL_OF_SIGNER',
                "role": 'Signer 1',
                "role_id": '',
                "order": 1,
                "reassign": 0,
                "decline_by_signature": 0,
                "reminder": 4,
                "expiration_days": 27,
                "subject": 'Field invite Signer1',
                "message": 'Message',
                "payment_request": {
                    "type": 'fixed',
                    "amount": 12,
                    "currency": 'US Dollar',
                    "merchant_id": 'MERCHANT_ID',
                 },
            },
        ],
        "from": 'EMAIL_OF_SENDER',
    };

# Create a document from the template
    doc_id = signnow_python_sdk.Template.copy(access_token['access_token'], template_id, "New Doc From Template")

# Send signature invite
    invite_response = signnow_python_sdk.Document.invite(access_token['access_token'], doc_id['id'], invite_payload)

We provide developers with complete SDKs for all popular languages, allowing them to integrate eSignature workflows without writing a single line of code.
With our detailed documentation, integrating the signNow API is a breeze.
The signNow API not only provides you with eSignatures: use it to create fillable forms, request payments, and download & archive documents using simple API calls.

View full API reference

signNow regularly wins awards for ease of use and setup

Read our reviews on the trusted resources

Tech Data uses signNow to improve our internal and external customer service while increasing our speed to revenue.

Bob Dutkowsky | CEO

Select an API package for your business

Integrate eSignatures into your software and get 250 legally-binding signature invites with your API free trial.

Check API pricing

Solution engineers

We are here to help you configure eSignature API to your workflow.

Review signNow’s API documentation

The detailed API tutorial will guide you through the entire integration process and provide clear coding examples.

Video guides

Watch our video guides for instructions on how to easily build custom integrations.

Start with any of our SDKs

Get complete SDKs for Node.js, Python,
PHP, Java, C#.

Enterprise-grade security and compliance

signNow is committed to protecting your sensitive information by complying with global industry-specific security standards.

Learn more

GDPR compliance

Regulates the use and holding of personal data belonging to EU residents.

SOC 2 Type II Certified

Guarantees the security of your data & the privacy of your clients.

PCI DSS certification

Safeguards credit/debit card data for every monetary transaction a customer makes.

21 CFR Part 11

FDA-backed standards for electronic documentation and electronic signatures.

HIPAA compliance

Protects the private health information of your patients.

CCPA compliance

Enhances the protection of personal data and the privacy of California residents.

Watch the signNow API in action

Get started with uninterrupted eSignature API: collect payments along with signed documents with Java Client using the API

Consolidate and streamline your eSignature workflows and establish seamless processes. Try the signNow API, implement eSignature workflows into your custom apps and websites in minutes, and seamlessly collect payments along with signed documents with Java Client using the API.

Collect payments along with signed documents with Java Client using the API the signNow API for uninterrupted eSignature API

Click API on the signNow main page and create your API Sandbox account.
Open your email to confirm the registration and specify a password for accessing your Developer Sandbox environment.
Find the list of your apps at the top of the page. By default, you can also find a Test App for testing the API.
Click its name to access the Client ID and Basic Authorization Token.
Launch the API using the information from the previous step.
Use the code samples from the signNow library.
When you're ready to go live, go to your signNow account and choose a subscription plan.
If you can't find a subscription that suits your needs, contact the Sales team.
Change the test URL in your requests to the production environment URL.
Delight your customers and partners with a streamlined eSignature experience.

The signNow API is straightforward to embed, test, and work with (no vendor involved). Gain the opportunity to collect payments along with signed documents with Java Client using the API conveniently. Choose signNow for more effective eSignature workflows.

How it works

Create an account and access the API Dashboard

Copy required code from the library to collect payments along with signed documents with Java Client using the API

Track how your productivity grows with accelerated workflows

Watch our instructions to build custom integrations with ease

signNow offers a free testing environment to explore the eSignature.

Trusted eSignature solution — what our customers are saying

Explore how the signNow eSignature platform helps businesses succeed. Hear from real users and what they like most about electronic signing.

I couldn't conduct my business without contracts and...

5

Dani P

I couldn't conduct my business without contracts and this makes the hassle of downloading, printing, scanning, and reuploading docs virtually seamless. I don't have to worry about whether or not my clients have printers or scanners and I don't have to pay the ridiculous drop box fees. Sign now is amazing!!

Read full review

signNow

5

Jennifer

My overall experience with this software has been a tremendous help with important documents and even simple task so that I don't have leave the house and waste time and gas to have to go sign the documents in person. I think it is a great software and very convenient.

signNow has been a awesome software for electric signatures. This has been a useful tool and has been great and definitely helps time management for important documents. I've used this software for important documents for my college courses for billing documents and even to sign for credit cards or other simple task such as documents for my daughters schooling.

Read full review

Easy to use

5

Anonymous

Overall, I would say my experience with signNow has been positive and I will continue to use this software.

What I like most about signNow is how easy it is to use to sign documents. I do not have to print my documents, sign them, and then rescan them in.

Read full review