Method Mews\Pos\DataMapper\RequestDataMapper\ParamPosRequestDataMapper::create3DEnrollmentCheckRequestData() return type has no value type specified in iterable type array.

Method Mews\Pos\DataMapper\RequestDataMapper\ParamPosRequestDataMapper::createNonSecurePaymentRequestData() should return array<string, array<string, string>|string> but returns array<string, array<string, string>|string|null>.

Method Mews\Pos\DataMapper\RequestDataMapper\ParamPosRequestDataMapper::createNonSecurePostAuthPaymentRequestData() should return array{Type: string, OrderId: string, Name: string, Password: string, ClientId: string, Total: float|null} but returns array{Type: string, OrderId: string, Total: float|null, G: array{CLIENT_CODE: string, CLIENT_USERNAME: string, CLIENT_PASSWORD: string}, Extra?: array{PREAMT: mixed}}.

Method Mews\Pos\DataMapper\RequestDataMapper\ParamPosRequestDataMapper::createRefundRequestData() should return array{OrderId: string, Currency: string, Type: string, Total?: string, Name: string, Password: string, ClientId: string} but returns array{OrderId: string, Currency: string, Type: string, Total?: string, G: array{CLIENT_CODE: string, CLIENT_USERNAME: string, CLIENT_PASSWORD: string}}.

Method Mews\Pos\DataMapper\RequestDataMapper\ParamPosRequestDataMapper::createOrderHistoryRequestData() should return array{OrderId: string, Extra: array<string, string>, Name: string, Password: string, ClientId: string} but returns array{OrderId: string, Extra: non-empty-array<string, 'QUERY'>, G: array{CLIENT_CODE: string, CLIENT_USERNAME: string, CLIENT_PASSWORD: string}}.

Parameter #1 $currency of method Mews\Pos\DataMapper\RequestDataMapper\ParamPosRequestDataMapper::mapCurrency() expects 'EUR'|'GBP'|'JPY'|'RUB'|'TRY'|'USD', string given.

Expression on left side of ?? is not nullable.

Method Mews\Pos\DataMapper\ResponseDataMapper\ParamPosResponseDataMapper::mapPaymentResponse() has parameter $rawPaymentResponseData with no value type specified in iterable type array.

PHPDoc tag @param for parameter $rawPaymentResponseData with type Mews\Pos\DataMapper\ResponseDataMapper\PaymentStatusModel is incompatible with native type array.

Parameter $rawPaymentResponseData of method Mews\Pos\DataMapper\ResponseDataMapper\ParamPosResponseDataMapper::mapPaymentResponse() has invalid type Mews\Pos\DataMapper\ResponseDataMapper\PaymentStatusModel.