import { Models } from '@open-rights-exchange/chain-js';
export declare const DEFAULT_TRANSACTION_EXPIRY_IN_SECONDS = 300;
export declare const DEFAULT_TRANSACTION_BLOCKS_BEHIND_REF_BLOCK = 3;
export declare const TRANSACTION_ENCODING = "utf8";
export declare const CHAIN_BLOCK_FREQUENCY = 0.5;
export declare const ACCOUNT_NAME_MAX_LENGTH = 12;
/** number of chain blocks to poll after submitting a transaction before failing */
export declare const DEFAULT_BLOCKS_TO_CHECK = 20;
/** time to wait (in ms) between checking chain for a new block (to see if transaction appears within it) */
export declare const DEFAULT_CHECK_INTERVAL = 500;
/** number of times to attempt to read a chain endpoint before failing the read */
export declare const DEFAULT_GET_BLOCK_ATTEMPTS = 10;
/** default prefix for an autogenerate account name */
export declare const DEFAULT_ACCOUNT_NAME_PREFIX = "";
export declare const DEFAULT_CREATEESCROW_CONTRACT = "createescrow";
export declare const DEFAULT_ORE_ACCOUNT_TIER = 1;
export declare const DEFAULT_CREATEESCROW_APPNAME = "free";
export declare const NATIVE_CHAIN_TOKEN_SYMBOL = "EOS";
/** The chain address of the native (default) token contract (if any) */
export declare const NATIVE_CHAIN_TOKEN_ADDRESS = "eosio.token";
/** The number of decimal places for the EOS token  */
export declare const NATIVE_CHAIN_TOKEN_PRECISION = 4;
/** The number of seconds in the future a transaction can be valid for */
export declare const EOS_MAX_TRANSACTION_LIFESPAN_SECONDS = 3600;
/** Transaction expiration constraints */
export declare const EOS_TRANSACTION_EXPIRATION_OPTIONS: Models.TransactionExpirationOptions;