/**
 * @fileoverview Governance action types for the blockchain ledger.
 *
 * Defines the seven governance action types and the discriminated
 * union type for governance actions.
 *
 * @see Requirements 13.1, 17.3-17.4, 18.3
 */
import { IBrightTrustPolicy } from './brightTrustPolicy';
import { SignerRole } from './signerRole';
export declare enum GovernanceActionType {
    AddSigner = "add_signer",
    RemoveSigner = "remove_signer",
    ChangeRole = "change_role",
    UpdateQuorum = "update_quorum",
    SuspendSigner = "suspend_signer",
    ReactivateSigner = "reactivate_signer",
    SetMemberData = "set_member_data"
}
export type IGovernanceAction = {
    readonly type: GovernanceActionType.AddSigner;
    readonly publicKey: Uint8Array;
    readonly role: SignerRole;
    readonly metadata?: ReadonlyMap<string, string>;
} | {
    readonly type: GovernanceActionType.RemoveSigner;
    readonly publicKey: Uint8Array;
} | {
    readonly type: GovernanceActionType.ChangeRole;
    readonly publicKey: Uint8Array;
    readonly newRole: SignerRole;
} | {
    readonly type: GovernanceActionType.UpdateQuorum;
    readonly newPolicy: IBrightTrustPolicy;
} | {
    readonly type: GovernanceActionType.SuspendSigner;
    readonly publicKey: Uint8Array;
} | {
    readonly type: GovernanceActionType.ReactivateSigner;
    readonly publicKey: Uint8Array;
} | {
    readonly type: GovernanceActionType.SetMemberData;
    readonly publicKey: Uint8Array;
    readonly metadata: ReadonlyMap<string, string>;
};
//# sourceMappingURL=governanceAction.d.ts.map