curl --request GET \
  --url https://api.pcxpay.com/v1/transactions/payment/{payment_id} \
  --header 'Authorization: Bearer <token>'

{
  "transaction_id": "<string>",
  "user_id": "<string>",
  "beneficiary_id": "<string>",
  "amount": 123,
  "currency": "<string>",
  "type": "inbound",
  "status": "initiated",
  "payment_method": "bank_transfer",
  "payment_id": "<string>",
  "payout_id": "<string>",
  "org_id": "<string>",
  "country": "<string>",
  "entity_type": "<string>",
  "target_amount": 123,
  "target_currency": "<string>",
  "metadata": {},
  "beneficiary_details": {},
  "compound_amount": 123,
  "duration": 123,
  "installment_amount": 123,
  "total_installments": 123,
  "installments_completed": 123,
  "amount_paid": 123,
  "outstanding_balance": 123,
  "next_due_date": "2023-11-07T05:31:56Z",
  "start_date": "2023-11-07T05:31:56Z",
  "frequency": "weekly",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}