Error 0x80EF0192

Value: -2131820142 | 0x80EF0192 | 2163147154

What does it mean ?

RTC_E_STATUS_CLIENT_PAYMENT_REQUIRED  
Payment Required
Value: 402 | 0x0192 | 0b0000000110010010

Where does it come from ?

FACILITY_SIP_STATUS_CODE  
SIP - Session Initiation Protocol (VoIP)
Value: 239 | 0x0EF | 0b11101111

Other Errors for FACILITY_SIP_STATUS_CODE