Error
Represents an error result of an operation.
Possible error codes:
"001": Print error.
"002": Empty session summary.
"003": Intent parameters error.
"004": Authentication error.
"005": Merchant offline mode disabled.
"006": Missing invoice.
"007": Purchase failure.
"008": Operation cancelled.
"009": No internet connection.
"010": Internal error.
"011": Open shift error.
"012": Close shift error.
"013": Process cheque error.