BeaconBlockHeaderFromBlock function to retrieve block header from block.

BeaconBlockHeaderFromBlockInterface function to retrieve block header from block.

SignedBeaconBlockHeaderFromBlock function to retrieve signed block header from block.

SignedBeaconBlockHeaderFromBlockInterface function to retrieve signed block header from block.

ExecutionData represents execution layer information that is contained within post-Bellatrix beacon block bodies.

ReadOnlyBeaconBlock describes an interface which states the methods employed by an object that is a beacon block.

ReadOnlyBeaconBlockBody describes the method set employed by an object that is a beacon block body.

ReadOnlySignedBeaconBlock is an interface describing the method set of a signed beacon block.