Start a telegram phone call
phone.phoneCall#ec82e140 phone_call:PhoneCall users:Vector<User> = phone.PhoneCall;
---functions---
phone.requestCall#42ff96ed flags:# video:flags.0?true user_id:InputUser random_id:int g_a_hash:bytes protocol:PhoneCallProtocol = phone.PhoneCall;
Parameters
Result
phone.PhoneCall
Only users can use this method
Possible errors
| Code | Type | Description | 
| 400 | CALL_PROTOCOL_FLAGS_INVALID | Call protocol flags invalid. | 
| 400 | CALL_PROTOCOL_LAYER_INVALID | The specified protocol layer version range is invalid. | 
| 400 | INPUT_USER_DEACTIVATED | The specified user was deleted. | 
| 400 | PARTICIPANT_VERSION_OUTDATED | The other participant does not use an up to date telegram client with support for calls. | 
| 400 | USER_ID_INVALID | The provided user ID is invalid. | 
| 403 | USER_IS_BLOCKED | You were blocked by this user. | 
| 403 | USER_PRIVACY_RESTRICTED | The user's privacy settings do not allow you to do this. | 
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