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Mercoa Overview
Getting Started
Step 1: API Keys and Concepts
Step 2: Backend Integration
Step 3: Frontend Integration
Common Concepts
Entities
Entity Groups
Entity Users
Payment Methods
Creating Payouts via API
Custom Fields
Business Representative
Webhooks
Notifications
Testing and Errors
Accounts Payable
Creating and Managing Payers (C2s)
Creating and Managing Vendors (C3s)
Invoices
Batch Payments
Recurring Payments
Approval Policies
Email Inbox
GL Accounts
Vendor Credits
Accounting Sync
Accounts Receivable
Creating and Managing Vendors (C2s)
Creating and Managing Payers (C3s)
Invoices
SDKs
React Component Library
Javascript (Node/Browser)
Python
Go
Java
.Net
API Reference
Entity Group
Entity
GET
Search entities
POST
Create entity
GET
Get entity
POST
Update entity
DEL
Delete entity
POST
Accept Terms of Service
POST
Initiate KYB
POST
Generate JWT Token
GET
Plaid Link token
GET
Generate Onboarding Link
POST
Send Onboarding Email
GET
Events
Counterparty
Email Log
Payment Method
User
Approval Policy
Customization
Document
Email Template
External Accounting System
GET
Get External System
POST
Create/Update External Entity
GET
Connect External System
GET
Sync External System
Invoice
Metadata
Notification Policy
Representative
Invoice Template
Invoice
Organization
Bank Lookup
Calculate
Custom Payment Method Schema
OCR
Payment Methods
Transaction
Webhooks
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API Reference
Entity
External Accounting System
Get External System
GET
https://api.mercoa.com
/
entity
/
:entityId
/
external-accounting-system
Get the external accounting system connected to an entity
Path parameters
entityId
string
Required
Entity ID or Entity ForeignID
Response
This endpoint returns an object.
Codat
Show 2 properties
OR
Rutter
Show 2 properties
OR
None
Show 2 properties
Create/Update External Entity
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