curl --request POST \
  --url https://api.investorlift.com/marketplace/v1/buy/offers/{offer_id}/counter \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: <idempotency-key>' \
  --data '
{
  "offer_amount": 123,
  "emd_amount": 123,
  "preview_token": "<string>"
}
'

const options = {
  method: 'POST',
  headers: {
    'Idempotency-Key': '<idempotency-key>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({offer_amount: 123, emd_amount: 123, preview_token: '<string>'})
};

fetch('https://api.investorlift.com/marketplace/v1/buy/offers/{offer_id}/counter', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.investorlift.com/marketplace/v1/buy/offers/{offer_id}/counter"

payload = {
    "offer_amount": 123,
    "emd_amount": 123,
    "preview_token": "<string>"
}
headers = {
    "Idempotency-Key": "<idempotency-key>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "data": {
    "id": "<string>",
    "deal_id": "<string>",
    "buyer_id": "<string>",
    "status": "new",
    "offer_amount": 123,
    "emd_amount": 123,
    "financing": "cash",
    "submitted_by": "buyer",
    "round": 0,
    "parent_offer_id": "<string>",
    "root_offer_id": "<string>",
    "note": "<string>",
    "decline_reason": "price_too_low",
    "channel": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "chain": [
      {
        "id": "<string>",
        "deal_id": "<string>",
        "buyer_id": "<string>",
        "status": "new",
        "offer_amount": 123,
        "emd_amount": 123,
        "financing": "cash",
        "submitted_by": "buyer",
        "round": 0,
        "parent_offer_id": "<string>",
        "root_offer_id": "<string>",
        "note": "<string>",
        "decline_reason": "price_too_low",
        "channel": "<string>",
        "created_at": "2023-11-07T05:31:56Z",
        "updated_at": "2023-11-07T05:31:56Z"
      }
    ]
  },
  "meta": {
    "request_id": "<string>",
    "api_version": "<string>"
  }
}

{
  "data": {
    "status": "held",
    "kind": "offer",
    "hold_id": "<string>",
    "held_at": "2023-11-07T05:31:56Z"
  },
  "meta": {
    "request_id": "<string>",
    "api_version": "<string>"
  }
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#invalid_body",
  "title": "Body unusable",
  "status": 400,
  "code": "invalid_body",
  "detail": "<string>",
  "recovery": "Send a JSON body with the content type application/json.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#unauthorized",
  "title": "Not authenticated",
  "status": 401,
  "code": "unauthorized",
  "detail": "<string>",
  "recovery": "Send a current access token for this API, and start a new authorization when the token is expired.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#api_offers_disabled",
  "title": "Seller refuses API offers",
  "status": 403,
  "code": "api_offers_disabled",
  "detail": "<string>",
  "recovery": "Contact the seller outside the API, because this seller takes no offer through it.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#not_found",
  "title": "Not found",
  "status": 404,
  "code": "not_found",
  "detail": "<string>",
  "recovery": "Check the id, and check that the account you call with owns the resource.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#method_not_allowed",
  "title": "Method not allowed",
  "status": 405,
  "code": "method_not_allowed",
  "detail": "<string>",
  "recovery": "Use one of the methods the documentation lists for this path.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#deal_changed",
  "title": "Deal changed",
  "status": 409,
  "code": "deal_changed",
  "detail": "<string>",
  "recovery": "Read the current terms in the body, take a new preview, then submit again.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#below_floor",
  "title": "Offer below the floor",
  "status": 422,
  "code": "below_floor",
  "detail": "<string>",
  "recovery": "Raise the offer amount, then submit a new preview and a new offer.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#origin_error",
  "title": "Service unavailable",
  "status": 503,
  "code": "origin_error",
  "detail": "<string>",
  "recovery": "Repeat the call in a minute, and tell Investorlift support when the answer stays the same.",
  "request_id": "<string>"
}