Imports
- github.com/hyperledger/fabric-sdk-go/pkg/common/logging
- github.com/hyperledger/fabric-sdk-go/pkg/common/options
- github.com/hyperledger/fabric-sdk-go/pkg/common/providers/fab
- github.com/hyperledger/fabric-sdk-go/pkg/fab/events/service/blockfilter
- github.com/hyperledger/fabric-sdk-go/pkg/fab/events/service/dispatcher
- github.com/pkg/errors