/**
 * An event attribute.
 *
 * This is the same attribute type as tendermint34.Attribute and tendermint35.EventAttribute
 * but `key` and `value` are unified to strings. The conversion
 * from bytes to string in the Tendermint 0.34 case should be done by performing
 * [lossy] UTF-8 decoding.
 *
 * [lossy]: https://doc.rust-lang.org/stable/std/string/struct.String.html#method.from_utf8_lossy
 */
export interface Attribute {
    readonly key: string;
    readonly value: string;
}
/**
 * The same event type as tendermint34.Event and tendermint35.Event
 * but attribute keys and values are unified to strings. The conversion
 * from bytes to string in the Tendermint 0.34 case should be done by performing
 * [lossy] UTF-8 decoding.
 *
 * [lossy]: https://doc.rust-lang.org/stable/std/string/struct.String.html#method.from_utf8_lossy
 */
export interface Event {
    readonly type: string;
    readonly attributes: readonly Attribute[];
}
export interface DecodedEventAttribute {
    key: Uint8Array;
    value: Uint8Array;
    index?: boolean;
}
export interface DecodedEvent {
    type: string;
    attributes: DecodedEventAttribute[];
}
export declare function decodeEventAttributeValue(value: string, safeFromBase64Fn: (v: string) => Uint8Array): Uint8Array;
export declare function decodeEvent(event: any, safeFromBase64Fn: (v: string) => Uint8Array): DecodedEvent;
export declare function decodeEvents(events: any[], safeFromBase64Fn: (v: string) => Uint8Array): DecodedEvent[];