Payment-CustomerId

The customer this payment belongs to. Linking a payment to a customer saves its payment method under that customer and groups the buyer's payments together.

Not to be confused with paymentMethod.trustly.customerId, which is an identifier Trustly returns for its own account holder and is unrelated.

stringstring<uuid>

The customer this payment belongs to. Linking a payment to a customer saves its payment method under that customer and groups the buyer's payments together.

Not to be confused with paymentMethod.trustly.customerId, which is an identifier Trustly returns for its own account holder and is unrelated.

Example: a4e1d1dd-e0c2-4f7a-a2b1-2b0f1f9b6b1e

Payment-CustomerId

"a4e1d1dd-e0c2-4f7a-a2b1-2b0f1f9b6b1e"