import { ProposalTypes, SessionTypes } from "@walletconnect/types";
export declare const validateProposalNamespaces: (proposal: ProposalTypes.Struct) => void;
export declare const validateProposalChains: (proposal: ProposalTypes.Struct) => void;
export declare const chainAlreadyInSession: (session: SessionTypes.Struct, chainId: number) => boolean | undefined;
export declare const accountsAlreadyInSession: (session: SessionTypes.Struct, accounts: string[]) => boolean;
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