package rpc_helper const EngineNewPayloadV1 = "engine_newPayloadV1" const EngineNewPayloadV2 = "engine_newPayloadV2" const EngineNewPayloadV3 = "engine_newPayloadV3" const ForkChoiceUpdatedV1 = "engine_forkchoiceUpdatedV1" const ForkChoiceUpdatedV2 = "engine_forkchoiceUpdatedV2"