Function encodePaymentHeader

src/services/x402/client.ts:333–335

(payload: PaymentPayload)

 * Encode a payment payload as a base64 string for the X-Payment header.
 */
export function encodePaymentHeader(payload: PaymentPayload): string {
  return Buffer.from(JSON.stringify(payload)).toString('base64')
}

/**
 * Handle a 402 response by creating and encoding a payment.