Enable/Disable custom incoming call ringtone feature

OK

Missed json body or wrong param. Response sample:
```
  "error": "Wrong JSON body"
```
Required field is not provided. Response sample:
```
  "error": "Wrong JSON body: no value for `param`"
```
where param - is a required field that was not provided
Field was of the wrong type. Response sample:
```
  "error": "Wrong JSON body: value `param` was of the wrong type"
```
where param - is a field of the wrong type

Schema

{
  "error": true
}

{
  "error": "Wrong JSON body"
}

{
  "error": "Wrong JSON body: no value for `param`"
}

{
  "error": "Wrong JSON body: value `param` was of the wrong type"
}

Unauthorized request. Log In

Schema

{
  "error": "Log In"
}

{
  "error": "Log In"
}

Enable/Disable custom incoming call ringtone feature​