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}

Update payment request payer email

PUT https://checkout-eu-a.paysera.com/checkout/rest/v1/payment-requests/{id}/set-email

Update the payer email address for a payment request.

Authorization​

This endpoint requires MAC (Message Authentication Code) authentication.

Authorization Header Format:

Authorization: MAC id="CLIENT_ID", ts="TIMESTAMP", nonce="RANDOM_STRING", mac="MAC_HASH", ext="body_hash=BODY_HASH"

Example:

Authorization: MAC id="a9b8c7d6e5f4g3h2", ts="1234567890", nonce="xyz123abc456def", mac="dGhpcyBpcyBhIHJhbmRvbSBtYWMgaGFzaCB2YWx1ZQ==", ext="body_hash=cmFuZG9tQm9keUhhc2hWYWx1ZQ%3D%3D"

For more details, see the Authentication section.

Parameters​

Path Parameters​

NameTypeRequiredDescription
idstring✓Payment request ID

Request Body​

FieldTypeRequiredDescription
emailstring✓Email address

Example​

Request​

PUT https://checkout-eu-a.paysera.com/checkout/rest/v1/payment-requests/abc123payment/set-email
Content-Type: application/json
Authorization: MAC id="CLIENT_ID", ts="TIMESTAMP", nonce="RANDOM_STRING", mac="MAC_HASH", ext="body_hash=BODY_HASH"
{
  "email": "newemail@example.com"
}

Response​

{
  "id": "abc123payment",
  "status": "new",
  "order_id": "SUB_12345",
  "price": {
    "amount": 999,
    "currency": "EUR"
  },
  "description": "Monthly subscription",
  "payer": {
    "email": "newemail@example.com"
  },
  "created_at": "2025-12-15T10:30:00Z",
  "updated_at": "2025-12-15T10:35:00Z"
}

AUTHORIZATION: HTTP

REQUEST

Base URL
https://checkout-eu-a.paysera.com

RESPONSE

Email updated successfully
{}