Create client via API is throwing 404 error, the same code was working till last week

[Rishabh Aditya]

My XML data :

<?xml version='1.0' encoding= 'utf-8' ?> 
                    <request method='client.create'> <client><first_name>wigzsnrg</first_name><email>wigz...@yopmail.com</email></client> </request>

[Rudy Affandi]

I am using the new API and having the same problem with creating client via API

{#453 ▼
  +"response": {#452 ▼
    +"errors": array:1 [▼
      0 => {#451 ▼
        +"errno": 1005
        +"message": "Expecting value: line 1 column 1 (char 0)"
        +"object": null
        +"value": null
        +"field": null
      }
    ]
  }
}