curl --request POST \
  --url {protocol}://{host}/wp-json/cocart/preview/my-account \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "account_first_name": "<string>",
  "account_last_name": "<string>",
  "account_display_name": "<string>",
  "account_email": "jsmith@example.com",
  "password_current": "<string>",
  "password_1": "<string>",
  "password_2": "<string>"
}
'

{
  "success": true,
  "message": "Account details updated successfully"
}