curl -u [YOUR_KEY_ID]:[YOUR_KEY_SECRET]
-X GET https://api.razorpay.com/v1/payments?expand[]=emi

RazorpayClient razorpay = new RazorpayClient("[YOUR_KEY_ID]", "[YOUR_KEY_SECRET]");

JSONObject params = new JSONObject();
params.put("expand[]","emi");

List<Payment> payment = razorpay.payments.fetchAll(params);

import razorpay
client = razorpay.Client(auth=("YOUR_ID", "YOUR_SECRET"))

client.payment.all({'expand[]':'emi'})

import ( razorpay "github.com/razorpay/razorpay-go" )
client := razorpay.NewClient("YOUR_KEY_ID", "YOUR_SECRET")

data := map[string]interface{}{
      "expand[]":"emi",
    }

body, err := client.Payment.All(data, nil)

$api = new Api($key_id, $secret);

$api->payment->all(array('expand[]'=>'emi')

require "razorpay"
Razorpay.setup('YOUR_KEY_ID', 'YOUR_SECRET')

Razorpay::Payment.all({'expand[]':'emi'})

var instance = new Razorpay({ key_id: 'YOUR_KEY_ID', key_secret: 'YOUR_SECRET' })

instance.payments.all({'expand[]':'emi'})

RazorpayClient client = new RazorpayClient("[YOUR_KEY_ID]", "[YOUR_KEY_SECRET]");

Dictionary<string, object> paramRequest = new Dictionary<string, object>();
paramRequest.Add("expand[]","emi");

List<Payment> payment = client.Payment.All(paramRequest);

razorpay payments list --expand emi

{
  "entity": "collection",
  "count": 2,
  "items": [
    {
      "id": "pay_KbCVlLqUbb3VhA",
      "entity": "payment",
      "amount": 400000,
      "currency": "INR",
      "status": "authorized",
      "order_id": null,
      "invoice_id": null,
      "international": false,
      "method": "emi",
      "amount_refunded": 0,
      "refund_status": null,
      "captured": false,
      "description": "Test Transaction",
      "card_id": "card_KbCVlPnxWRlOpH",
      "bank": "HDFC",
      "wallet": null,
      "vpa": null,
      "email": "gaurav.kumar@example.com",
      "contact": "+919000090000",
      "notes": {
        "address": "Razorpay Corporate Office"
      },
      "fee": null,
      "tax": null,
      "error_code": null,
      "error_description": null,
      "error_source": null,
      "error_step": null,
      "error_reason": null,
      "acquirer_data": {
        "auth_code": "205480"
      },
      "emi": {
        "issuer": "HDFC",
        "type": "credit",
        "rate": 1500,
        "duration": 24
      },
      "created_at": 1667398779
    },
    {
      "id": "pay_KbCUSPzYZdEVGA",
      "entity": "payment",
      "amount": 300000,
      "currency": "INR",
      "status": "authorized",
      "order_id": null,
      "invoice_id": null,
      "international": false,
      "method": "emi",
      "amount_refunded": 0,
      "refund_status": null,
      "captured": false,
      "description": "Test Transaction",
      "card_id": "card_KbCUSTVRUci85O",
      "bank": "HDFC",
      "wallet": null,
      "vpa": null,
      "email": "gaurav.kumar@example.com",
      "contact": "+919000090000",
      "notes": {
        "address": "Razorpay Corporate Office"
      },
      "fee": null,
      "tax": null,
      "error_code": null,
      "error_description": null,
      "error_source": null,
      "error_step": null,
      "error_reason": null,
      "acquirer_data": {
        "auth_code": "102251"
      },
      "emi": {
        "issuer": "HDFC",
        "type": "credit",
        "rate": 1500,
        "duration": 12
      },
      "created_at": 1667398705
    }
  ]
}

{
    "error": {
        "code": "BAD_REQUEST_ERROR",
        "description": "Value of each expand must be one of following types: card, emi, transaction, transaction.settlement, refunds, offers, token",
        "source": "business",
        "step": "payment_initiation",
        "reason": "input_validation_failed",
        "metadata": {},
        "field": "expand.0"
    }
}