import { ChainForkConfig } from "@lodestar/config";
import { ForkAll, ForkSeq } from "@lodestar/params";
import { SSZTypesFor, Slot } from "@lodestar/types";
/**
 * 48 + 32 + 8 + 1 + 8 + 8 + 8 + 8 = 121
 * ```
 * class Validator(Container):
    pubkey: BLSPubkey [fixed - 48 bytes]
    withdrawal_credentials: Bytes32 [fixed - 32 bytes]
    effective_balance: Gwei [fixed - 8 bytes]
    slashed: boolean [fixed - 1 byte]
    # Status epochs
    activation_eligibility_epoch: Epoch [fixed - 8 bytes]
    activation_epoch: Epoch [fixed - 8 bytes]
    exit_epoch: Epoch [fixed - 8 bytes]
    withdrawable_epoch: Epoch [fixed - 8 bytes]
  ```
 */
export declare const VALIDATOR_BYTES_SIZE = 121;
export declare function getForkFromStateBytes(config: ChainForkConfig, bytes: Uint8Array): ForkSeq;
export declare function getStateTypeFromBytes(config: ChainForkConfig, bytes: Uint8Array): SSZTypesFor<ForkAll, "BeaconState">;
export declare function getStateSlotFromBytes(bytes: Uint8Array): Slot;
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