# Create Customer Payment Method

Create a payment method for a given customer

Endpoint: POST /v1/merchants/{merchant_id}/customers/{customer_id}/payment_methods
Version: v1
Security: account-secret

## Path parameters:

  - `merchant_id` (string, required)
    Unique identifier for the merchant
    Example: "merchant_01j8emz8chfxbb2bqmtref8ch7"

  - `customer_id` (string, required)
    Unique identifier for the customer
    Example: "cust_02c7t70ef3ig396idugupsr99j"

## Request fields (application/json):

  - `description` (string, required)
    Description of the payment method
    Example: "Test customer"

  - `token` (string, required)
    Token for the payment method
    Example: "fxbb2bqmtref8ch7"

## Response 200 fields (application/json):

  - `id` (string, required)
    Unique identifier for the created payment method
    Example: "payment_method_04c7h77rf3ig386ilngopty49z"

  - `customer_id` (string, required)
    Unique identifier for the created customer
    Example: "cust_02c7t70ef3ig396idugupsr99j"

  - `payment_method` (string, required)
    Details of the payment method
    Enum: "CARD"

  - `created_at` (integer, required)
    Timestamp when the charge was created
    Example: 1727875117482

  - `card` (object, required)
    Details of the card used for the payment method

  - `card.card_type` (string)
    Details of the card used for the payment method
    Example: "VISA"

  - `card.card_fingerprint` (string)
    Details of the card's fingerprint
    Example: "8411d8248f977bce15fba0f495474e4099j15bb9318fda8f0e700a4ad83b7836"

  - `card.card_funding` (string)
    Details of the card's funding
    Example: "debit"

  - `card.masked_number` (string)
    Masked card number
    Example: "400934******1881"

  - `card.expiration_date` (string)
    Expiration date of the card
    Example: "01/27"