import { ApiPromise } from '@polkadot/api';
import { ApiDecoration } from '@polkadot/api/types';
import { Entity, SubstrateBlock, SubstrateEvent, SubstrateExtrinsic } from '@subql/types';
export interface BlockContent {
    block: SubstrateBlock;
    extrinsics: SubstrateExtrinsic[];
    events: SubstrateEvent[];
}
export declare enum OperationType {
    Set = "Set",
    Remove = "Remove"
}
export declare type OperationEntity = {
    operation: OperationType;
    entityType: string;
    data: Entity | string;
};
export declare type ApiAt = ApiDecoration<'promise'> & {
    rpc: ApiPromise['rpc'];
};