curl -X POST \
  -H "Authorization: Bearer <access_token>" \
  -H "Idempotency-Key: <stable_request_key>" \
  -H "Content-Type: application/json" \
  -d '{"firstName":"Jane","email":"jane@example.com","assignedCoach":"<coachId>","inviteByEmail":true}' \
  https://api.fitsociety.io/public/v1/clients

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

fetch('https://api.fitsociety.io/public/v1/clients', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.fitsociety.io/public/v1/clients"

payload = { "firstName": "Jane" }
headers = {
    "Idempotency-Key": "<idempotency-key>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "data": {
    "clientId": "66f7b8b1e13c8d25f4d3d90c"
  },
  "meta": {
    "requestId": "4f849d7d-f4f1-45cc-b4b7-3984a3d17f83",
    "rateLimit": {
      "limit": 10,
      "remaining": 9,
      "resetSeconds": 1,
      "retryAfterSeconds": 1
    },
    "idempotency": {
      "replayed": true
    }
  }
}

{
  "data": {
    "client": {
      "_id": "66f7b8b1e13c8d25f4d3d90c",
      "firstName": "Jane",
      "lastName": "Doe",
      "email": "jane@example.com",
      "emailIsPlaceholder": false,
      "timeZone": "Europe/Amsterdam",
      "language": "nl"
    },
    "companyClientData": {
      "_id": "66f7b8b1e13c8d25f4d3d91c",
      "assignedCoach": "66f7b8b1e13c8d25f4d3d90a",
      "createdBy": "66f7b8b1e13c8d25f4d3d90a",
      "tags": [
        "<string>"
      ]
    },
    "inviteSent": true
  },
  "meta": {
    "requestId": "4f849d7d-f4f1-45cc-b4b7-3984a3d17f83",
    "rateLimit": {
      "limit": 10,
      "remaining": 9,
      "resetSeconds": 1,
      "retryAfterSeconds": 1
    },
    "idempotency": {
      "replayed": true
    }
  }
}