Tip Adjust

​

Adjust the tip on a previously authorized or captured transaction. Supports fixed amount or percentage-based tip adjustments.

Path Parameters
  • transaction_id
    Type: string · Transaction Id
    required

    ID of the transaction to adjust.

Headers
  • Accept
    enum
    const:  
    application/json
    required

    Response format. Must be application/json.

    values
    • application/json
  • Content-Type
    enum
    const:  
    application/json
    required

    Request payload format. Must be application/json when a body is sent.

    values
    • application/json
Body·Tip Adjust Request
required
application/json

Tip adjustment request model. Supports fixed amount or percentage-based tip adjustments on previously authorized or captured transactions.

  • type
    Type: string · Type
    required

    Adjustment type. One of: fixed, percentage.

  • amount
    Type: integer | null · Amount

    Fixed tip amount in cents. Required when type is fixed.

  • event_id
    Type: string | null · Event Id

    Idempotency key. Auto-generated if omitted.

  • percentage
    Type: number | null · Percentage

    Tip percentage (e.g., 18 for 18%). Required when type is percentage.

Responses
  • application/json
  • application/json
Request Example for post/v1/payments/{transaction_id}/adjust
curl 'https://api.uat.koard.com/v1/payments/{transaction_id}/adjust' \
  --request POST \
  --header 'Accept: application/json' \
  --header 'Content-Type: application/json' \
  --header 'x-koard-apikey: YOUR_SECRET_TOKEN' \
  --data '{
  "type": "fixed",
  "amount": 500,
  "event_id": "evt_tip_001"
}'

{
  "account_id": "string",
  "additional_details": {},
  "apple_transaction_id": "string",
  "batch_id": null,
  "card": "string",
  "card_brand": "string",
  "card_type": "string",
  "created_at": 1,
  "currency": "string",
  "device_id": null,
  "event_id": "string",
  "gateway": null,
  "gateway_transaction_id": null,
  "gateway_transaction_response": null,
  "history": [],
  "location_id": null,
  "merchant_name": "",
  "mid": "string",
  "owner_id": null,
  "parent_account_ids": [
    "string"
  ],
  "payment_method": "string",
  "processor": null,
  "processor_mid": "string",
  "processor_response_code": null,
  "processor_response_message": null,
  "processor_tid": "string",
  "reader_identifier": "string",
  "refunded": null,
  "reversed": null,
  "status": null,
  "status_reason": null,
  "subtotal": 1,
  "surcharge_amount": null,
  "surcharge_applied": false,
  "surcharge_rate": null,
  "tax_amount": null,
  "tax_rate": null,
  "tid": "string",
  "tip_amount": null,
  "tip_type": null,
  "total_amount": 1,
  "transaction_id": "string",
  "transaction_type": null
}

Successful Response