import { OraclePriceAssertion, OraclePriceAssertionDto, TokenInstanceKey } from "@gala-chain/api";
import BigNumber from "bignumber.js";
import { GalaChainContext } from "../types";
export interface ISaveOraclePriceAssertion {
    oracle: string;
    identity?: string | undefined;
    baseToken: TokenInstanceKey;
    quoteToken: TokenInstanceKey;
    exchangeRate: BigNumber;
    source?: string | undefined;
    sourceUrl?: string | undefined;
    timestamp: number;
}
export declare function saveOraclePriceAssertion(ctx: GalaChainContext, dto: OraclePriceAssertionDto): Promise<OraclePriceAssertion>;
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