Update the caller's profile

curl -X POST 'https://api.expiryedge.com/v1/updateUser' \
  -H "Authorization: Bearer $EXPIRYEDGE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "firstName": "Priya",
  "lastName": "Shah-Patel",
  "phone": "+1 312 555 0142",
  "timezone": "America/Chicago"
}'

{
  "message": "User updated successfully",
  "user": {
    "id": "u_71bXq",
    "email": "priya.shah@northwinddental.com",
    "firstName": "Priya",
    "lastName": "Shah-Patel",
    "phone": "+1 312 555 0142",
    "timezone": "America/Chicago",
    "role": "admin",
    "organization_id": "org_northwind",
    "updated_at": "2026-09-27T14:05:00.000Z"
  }
}