curl --request PATCH \
  --url https://api.halth.com/v1/organisations/{organisationId}/clients/{clientId} \
  --header 'Content-Type: application/json' \
  --data '
{
  "mobileNumber": "+27712345678"
}
'

{
  "id": "<string>",
  "deleted": true,
  "createdAt": "2023-11-07T05:31:56Z",
  "firstName": "<string>",
  "lastName": "<string>",
  "dateOfBirth": "<string>",
  "mobileNumber": "<string>",
  "email": "<string>",
  "source": "pms",
  "pmsPatientId": "<string>",
  "pmsCreatedAt": "2023-11-07T05:31:56Z",
  "profileImageUrl": "<string>"
}