Imports
- github.com/pkg/errors
- github.com/spf13/cobra
- github.com/spf13/viper
- github.com/wealdtech/go-eth2-wallet-types/v2
- github.com/attestantio/go-eth2-client
- github.com/attestantio/go-eth2-client/api/v1
- github.com/attestantio/go-eth2-client/spec/phase0