curl --request POST \
  --url https://api.investorlift.com/marketplace/v1/sell/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
}
'

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})
};

fetch('https://api.investorlift.com/marketplace/v1/sell/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/sell/offers/{offer_id}/counter"

payload = {
    "offer_amount": 123,
    "emd_amount": 123
}
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",
    "buyer": {
      "buyer_id": "<string>",
      "name": "<string>",
      "entity_name": "<string>",
      "email": "<string>",
      "phone": "<string>",
      "phone_type": "<string>"
    },
    "proof_of_funds": {
      "on_file": true,
      "is_expired": true,
      "expires_at": "2023-11-07T05:31:56Z",
      "lender_name": "<string>"
    }
  },
  "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#designation_required",
  "title": "Designation missing",
  "status": 403,
  "code": "designation_required",
  "detail": "<string>",
  "recovery": "Finish the onboarding of the side you call, then repeat the call.",
  "request_id": "<string>",
  "designation": "seller"
}

{
  "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_closed",
  "title": "Deal closed",
  "status": 409,
  "code": "deal_closed",
  "detail": "<string>",
  "recovery": "Read the deal to see the current status, and act on an open deal instead.",
  "request_id": "<string>"
}

{
  "type": "https://developers.investorlift.com/marketplace/errors#validation_failed",
  "title": "Body failed validation",
  "status": 422,
  "code": "validation_failed",
  "detail": "<string>",
  "recovery": "Correct each field the detail names, then repeat the call.",
  "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>"
}