# Attach account to business trade credit line

Attaches a business account to the trade credit line for the business specified in the request URL.

Endpoint: PATCH /v1/businesses/{business_id}/trade_credit_line
Version: 1.0

## Path parameters:

  - `business_id` (string, required)
    Business ID

## Request fields (application/json):

  - `account_id` (string, required)
    ID of the account
    Example: "7751af565f994450831a15ff8b7d0d8ccacc"

## Response 200 fields (application/json):

  - `requested_credit_line` (object)
    Example: {"value":1000,"unit":"cents","currency":"EUR"}

  - `requested_credit_line.value` (integer, required)
    The amount value
    Example: 1000

  - `requested_credit_line.currency` (string, required)
    The currency of the given value
    Enum: "EUR"

  - `requested_credit_line.unit` (string, required)
    The unit of the given value
    Enum: "cents"

  - `nominal_interest_rate` (number)

  - `business_id` (string)

  - `account_id` (string)

## Response 400 fields (application/json):

  - `title` (string)
    Example: "Failed to build pagination headers."

  - `status` (string)
    Example: "400"

  - `id` (string)
    Example: "a95f2aaf-4e0c-4d49-8021-8a16a884ed86"

  - `detail` (string)
    Example: "Cannot connect to database."

  - `code` (string)
    Example: "build_pagination_headers_failure"

## Response 403 fields (application/json):

  - `errors` (array, required)

  - `errors.id` (string, required)
    A UUID, preferably the request ID

  - `errors.status` (integer, required)
    The HTTP status

  - `errors.code` (string, required)
    some_computer_friendly_string

  - `errors.title` (string, required)
    Some short human friendly string

  - `errors.detail` (string, required)
    Some human friendly-ish detail: field is required

  - `errors.source` (object,null)
    Optional computer-friendly error source description
    Example: {"message":"is_required","field":"name"}

  - `errors.source.field` (string, required)
    Example: "name"

  - `errors.source.message` (string, required)
    Example: "is_required"

  - `errors.backtrace` (array,null)
    Optional array of backtrace lines

## Response 404 fields (application/json):

  - `errors` (array, required)

  - `errors.id` (string, required)
    A UUID, preferably the request ID

  - `errors.status` (integer, required)
    The HTTP status

  - `errors.code` (string, required)
    some_computer_friendly_string

  - `errors.title` (string, required)
    Some short human friendly string

  - `errors.detail` (string, required)
    Some human friendly-ish detail: field is required

  - `errors.source` (object,null)
    Optional computer-friendly error source description
    Example: {"message":"is_required","field":"name"}

  - `errors.source.field` (string, required)
    Example: "name"

  - `errors.source.message` (string, required)
    Example: "is_required"

  - `errors.backtrace` (array,null)
    Optional array of backtrace lines

## Response 409 fields (application/json):

  - `errors` (array, required)

  - `errors.id` (string, required)
    A UUID, preferably the request ID

  - `errors.status` (integer, required)
    The HTTP status

  - `errors.code` (string, required)
    some_computer_friendly_string

  - `errors.title` (string, required)
    Some short human friendly string

  - `errors.detail` (string, required)
    Some human friendly-ish detail: field is required

  - `errors.source` (object,null)
    Optional computer-friendly error source description
    Example: {"message":"is_required","field":"name"}

  - `errors.source.field` (string, required)
    Example: "name"

  - `errors.source.message` (string, required)
    Example: "is_required"

  - `errors.backtrace` (array,null)
    Optional array of backtrace lines