Block contact
                
                
Parameters of a request
| Name | 
Type | 
Required | 
Description | 
| access_token | 
string | 
yes | 
Authentication session key | 
| call_session_id | 
number | 
yes | 
Unique ID of a call session, that you can get in a reply message after calling the methods start.informer_call, start.vnumber_call, start.scenario_call, start.employee_call, via a notification server or REST API. | 
Example of a request
{
  "jsonrpc": "2.0",
  "method": "block.contact",
  "id": "req1",
  "params": {
    "access_token": "2fRN4g217ca0b4224a67988aff3e584f91964a692045415f36fa66146f5a3c1ae1f6093d",
    "call_session_id": 27485639
  }
}
Example of a reply
{
  "jsonrpc": "2.0",
  "id": "req1",
  "result": {
    "data": {
      "success": "true"
    }
  }
}
List of returning errors
| Text of error | 
Code of error | 
Mnemonics of error | 
Description | 
The contact with phone number {contact_phone_number} already exists | 
-32602 | 
duplicate_contact | 
 | 
Refer to List or errors common for all methods