🏦Accounts

API reference for account-related endpoints

Creating a New Account for a Customer

A new account for a customer can be created using the POST endpoint: /customers/{customerId}/accounts. .

Create new customer account

post

Creates new account for the customer and generates a challenge to be signed in order to create a related blockchain account

Authorizations

Path parameters

customerIdstring · uuidRequired

Unique customer ID

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Idempotency-Keystring · uuidRequired

Idempotency key (UUID)

Content-DigeststringRequired

Content digest

Body

typestring · enumRequired

Type of the account

Possible values:

currenciesstring[]Required

Currencies of the account, at least one is required (ISO-4217)

Responses

201

Successful operation

application/json

Responseall of

and

400

Invalid request

401

Not authorised

404

Customer not found

500

Internal error

post

POST /v1/customers/{customerId}/accounts HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Idempotency-Key: 123e4567-e89b-12d3-a456-426614174000
Content-Digest: text
Content-Type: application/json
Accept: */*
Content-Length: 45

{
  "type": "card_account",
  "currencies": [
    "text"
  ]
}

{
  "id": "123e4567-e89b-12d3-a456-426614174000",
  "customerId": "123e4567-e89b-12d3-a456-426614174000",
  "chainId": "eip155:1:0xab16a96D359eC26a11e2C2b3d8f8B8942d5Bfcdb",
  "status": "initiating",
  "type": "card_account",
  "currencies": [
    "text"
  ],
  "createdAt": "2025-06-27T09:35:11.687Z",
  "updatedAt": "2025-06-27T09:35:11.687Z",
  "challenge": "LS0tLS1CRUdJTiBQVUJMSUMgS0VZLS0tLS0KTUZZd0VBWUhLb1pJemowQ0FRWUZLNEVFQUFvRFFnQUUzTEw1RldmVFgvL3BJaXNEL0xneFVIT2lxdlFTSUVWTgpGekloOTdLZXBlWk1iZVZsUGd1akZ4Yk5MN2x1ZVhRQnBpUWUzNmZLN0xSbXZNNHdEaWZFTkE9PQotLS0tLUVORCBQVUJMSUMgS0VZLS0tLS0="
}

Account Entity Updates

Any internal updates to the account entity will be reported through webhook update events. For details on how to set up and manage webhook subscriptions, please refer to Webhooks.

Blockchain Updates

To proceed with account deployment and activation, a challenge issued by the endpoint must be signed and verified (see Blockchain Updates).

Retrieve Account Entities

To retrieve a list of all account entities registered for the programme, make a GET request to /accounts.

Retrieve accounts

get

Retrieves accounts' details

Authorizations

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Responses

200

Successful operation

application/json

400

Invalid request

401

Not authorised

500

Internal error

get

GET /v1/accounts HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Accept: */*

[
  {
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "customerId": "123e4567-e89b-12d3-a456-426614174000",
    "chainId": "eip155:1:0xab16a96D359eC26a11e2C2b3d8f8B8942d5Bfcdb",
    "status": "initiating",
    "type": "card_account",
    "currencies": [
      "text"
    ],
    "createdAt": "2025-06-27T09:35:11.687Z",
    "updatedAt": "2025-06-27T09:35:11.687Z"
  }
]

Retrieve an Individual Customer's Accounts

To retrieve information about an individual customer's accounts, make a GET request to /customers/{customerId}/account with the customer ID as a path parameter.

Retrieve customer accounts

get

Retrieves customer's accounts

Authorizations

Path parameters

customerIdstring · uuidRequired

Unique customer ID

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Responses

200

Successful operation

application/json

400

Invalid request

401

Not authorised

404

Customer not found

500

Internal error

get

GET /v1/customers/{customerId}/accounts HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Accept: */*

[
  {
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "customerId": "123e4567-e89b-12d3-a456-426614174000",
    "chainId": "eip155:1:0xab16a96D359eC26a11e2C2b3d8f8B8942d5Bfcdb",
    "status": "initiating",
    "type": "card_account",
    "currencies": [
      "text"
    ],
    "createdAt": "2025-06-27T09:35:11.687Z",
    "updatedAt": "2025-06-27T09:35:11.687Z"
  }
]

Retrieve an Individual Account

To retrieve information about an individual account, make a GET request to /accounts/{accountId}.

Retrieve account

get

Retrieves account's details

Authorizations

Path parameters

accountIdstring · uuidRequired

Unique account ID

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Responses

200

Successful operation

application/json

400

Invalid request

401

Not authorised

404

Account not found

500

Internal error

get

GET /v1/accounts/{accountId} HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Accept: */*

{
  "id": "123e4567-e89b-12d3-a456-426614174000",
  "customerId": "123e4567-e89b-12d3-a456-426614174000",
  "chainId": "eip155:1:0xab16a96D359eC26a11e2C2b3d8f8B8942d5Bfcdb",
  "status": "initiating",
  "type": "card_account",
  "currencies": [
    "text"
  ],
  "createdAt": "2025-06-27T09:35:11.687Z",
  "updatedAt": "2025-06-27T09:35:11.687Z"
}

Deactivate an Account

To deactivate an account, use a PATCH request to /accounts/{accountId}/deactivate. This action will also deactivate all associated resources, such as cards.

Deactivate account

patch

Deactivates account and all associated resources

Authorizations

Path parameters

accountIdstring · uuidRequired

Unique account ID

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Idempotency-Keystring · uuidRequired

Idempotency key (UUID)

Responses

200

Successful operation

application/json

400

Invalid request

401

Not authorised

404

Account not found

409

Invalid state transition

500

Internal error

patch

PATCH /v1/accounts/{accountId}/deactivate HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Idempotency-Key: 123e4567-e89b-12d3-a456-426614174000
Accept: */*

{
  "id": "123e4567-e89b-12d3-a456-426614174000",
  "customerId": "123e4567-e89b-12d3-a456-426614174000",
  "chainId": "eip155:1:0xab16a96D359eC26a11e2C2b3d8f8B8942d5Bfcdb",
  "status": "initiating",
  "type": "card_account",
  "currencies": [
    "text"
  ],
  "createdAt": "2025-06-27T09:35:11.687Z",
  "updatedAt": "2025-06-27T09:35:11.687Z"
}

Reactivate an Account

To reactivate a previously deactivated account, use a PATCH request to /accounts/{accountId}/activate.

Activate account

patch

Activates account and all associated resources

Authorizations

Path parameters

accountIdstring · uuidRequired

Unique account ID

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Idempotency-Keystring · uuidRequired

Idempotency key (UUID)

Responses

200

Successful operation

application/json

400

Invalid request

401

Not authorised

404

Account not found

409

Invalid state transition

500

Internal error

patch

PATCH /v1/accounts/{accountId}/activate HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Idempotency-Key: 123e4567-e89b-12d3-a456-426614174000
Accept: */*

{
  "id": "123e4567-e89b-12d3-a456-426614174000",
  "customerId": "123e4567-e89b-12d3-a456-426614174000",
  "chainId": "eip155:1:0xab16a96D359eC26a11e2C2b3d8f8B8942d5Bfcdb",
  "status": "initiating",
  "type": "card_account",
  "currencies": [
    "text"
  ],
  "createdAt": "2025-06-27T09:35:11.687Z",
  "updatedAt": "2025-06-27T09:35:11.687Z"
}

Closing an Account

An account can be closed and subsequently removed from the programme using a DELETE request to /account/{accountId}. This will also deactivate all associated resources, including cards, and irreversibly deactivate the smart contract associated with it. All data will be preserved for audit and compliance purposes.

Close account

delete

Closes account and generates a challenge to be signed in order to delete related blockchain account

Authorizations

Path parameters

accountIdstring · uuidRequired

Unique account ID

Header parameters

SignaturestringRequired

HTTP message signature

Signature-InputstringRequired

HTTP message signature input

Idempotency-Keystring · uuidRequired

Idempotency key (UUID)

Responses

204

Successful operation

400

Invalid request

401

Not authorised

404

Account not found

409

Invalid state transition

500

Internal error

delete

DELETE /v1/accounts/{accountId} HTTP/1.1
Host: api.offblocks.xyz
Authorization: Bearer JWT
Signature: text
Signature-Input: text
Idempotency-Key: 123e4567-e89b-12d3-a456-426614174000
Accept: */*

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Last updated 1 year ago