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PATCH
/
billing
/
accounts
/
{account}
curl --request PATCH \
  --url https://api.momentco.io/billing/accounts/{account} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Premium Subscription Account",
  "metadata": {
    "account_tier": "premium",
    "updated_by": "admin"
  }
}
'
{
  "id": "bacc_H4jp6KnU5cPw263v1jyz4",
  "external_reference": "UAR1234567890",
  "customer_id": "bcus_H4jp6KnU5cPw263v1jyz4",
  "name": "Premium Subscription Account",
  "currency": "ZAR",
  "balance": 2000,
  "payment_rules": {
    "min_amount": 100,
    "max_amount": 500000,
    "underpayment_allowed": true,
    "overpayment_allowed": false
  },
  "metadata": {
    "account_type": "subscription",
    "billing_cycle": "monthly",
    "account_tier": "premium",
    "updated_by": "admin"
  }
}

Authorizations

​
Authorization
string
header
required

Authentication using Bearer tokens. Include your API key in the Authorization header.

Key Types:

  • Test Keys: sk_test_* for development and testing
  • Live Keys: sk_* for production environments
  • Public Keys: pk_test_* or pk_* for client-side operations

📩 Need access? Contact Support to request your API keys.

Usage:

Authorization: Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc

Path Parameters

​
account
required

Account identifier - either the unique ID provided by Moment or the external reference provided by the merchant.

The unique ID provided by Moment to identify this account

Example:

"bacc_H4jp6KnU5cPw263v1jyz4"

Body

application/json

Request payload for updating an existing account

​
name
string

Name for the account

Maximum string length: 255
Example:

"Subscription Account"

​
currency
string

The ISO 4217 currency code for the payment.

Example:

"ZAR"

​
balance
integer

Current balance of the entity. If balance is negative, the entity has credit; if positive, the entity owes this amount. If not specified, no balance tracking.

The value is in the smallest currency unit (e.g., cents for ZAR).

Note: If balance is specified, the currency field must also be provided.

Example:

2000

​
metadata
object

Set of key-value pairs that you can attach to an object. This can be useful for storing additional information about the object in a structured format. NEW Limitations:

  • Maximum 10 keys
  • Key names must be strings (max 40 characters)
  • Values must be strings (max 500 characters)
Example:
{
  "customer_id": "cust_123456",
  "order_id": "ord_789012"
}

Response

Account updated successfully

An account represents a sub-organization within a customer for separate balance tracking and payment management.

​
id
string
required

Unique identifier for an account

Example:

"bacc_H4jp6KnU5cPw263v1jyz4"

​
external_reference
string
required

External reference for reconciliation or tracking purposes. Must be unique within your merchant account.

Maximum string length: 255
Example:

"INV-2024-001"

​
customer_id
string
required

Unique identifier for a customer

Example:

"bcus_H4jp6KnU5cPw263v1jyz4"

​
name
string

Name for the account

Maximum string length: 255
Example:

"Subscription Account"

​
currency
string

The ISO 4217 currency code for the payment.

Example:

"ZAR"

​
balance
integer

Current balance of the entity. If balance is negative, the entity has credit; if positive, the entity owes this amount. If not specified, no balance tracking.

The value is in the smallest currency unit (e.g., cents for ZAR).

Note: If balance is specified, the currency field must also be provided.

Example:

2000

​
payment_rules
object

Payment rules associated with the entity. If not specified, the entity cannot be paid against.

​
metadata
object

Set of key-value pairs that you can attach to an object. This can be useful for storing additional information about the object in a structured format. NEW Limitations:

  • Maximum 10 keys
  • Key names must be strings (max 40 characters)
  • Values must be strings (max 500 characters)
Example:
{
  "customer_id": "cust_123456",
  "order_id": "ord_789012"
}