NewBackend returns a new backend backed by in-memory private keys.

NewBackends returns a multi-backends backed by in-memory keys that supports configured all chains.

NewDevBackend returns a backend with all pre-funded anvil dev accounts.

NewFireBackend returns a backend that supports all accounts supported by the configured fireblocks client.

NewFireBackends returns a multi-backends backed by fireblocks keys that supports configured all chains.

Backends is a wrapper around a set of Backends, one for each chain.

Waiter is a convenience struct to easily wait for multiple transactions to be mined.