For AI agents: visit https://developers.masspay.io/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI.

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API Reference

Home Documentation API Reference Changelog SDKs Status Page

Introduction to MassPay REST API

Overview
Authentication
Idempotent Requests
Versioning
Webhooks
Swimlanes
Error codes
Data Migration
Testing
PCI

MassPay API

Account
Attribute
Card
- Get MassPay card informationget
- Update MassPay card informationput
Payouts Catalog
Payins Catalog
- Gets a list of countries where payins services offered.get
- Gets a list of Companies and their best payins service offerings for the given country code.get
KYC
Load
Payin
Payout
Payout Reversal
Spend Back
- Get history of spend backs by user tokenget
- Initiate a spend back transactionpost
Tax
User
Wallet
Ledger
- List ledger entriesget
- Ledger entryget
Business
- Create a businesspost
- Update businesspatch

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Swimlanes

Loading User Wallet

Methods:

Check Available Balance
Create User
Lookup user
Load User

Updated 5 months ago

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Updated 5 months ago

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- Loading User Wallet