@chapter Transactions

@section States

@subsection Send transaction to network

@multitable @columnfractions .35 .15 .15 .35
@headitem Item @tab Exception @tab Action

@item Chain node unreachable
@tab ChainUnavailableError
@tab Retry: unlimited, backoff

@item Cannot save tx state to database
@tab DatabaseUnavailableError
@tab Crash: Notify by email

@item Signer unreachable
@tab SignerUnavailableError
@tab Retry: unlimited, backoff

@item Unknown address
@tab SignerAccountUnknownError
@tab Fail