Whitelist
https://docs.hazbase.com/en/smart-contracts/contracts/whitelist/

SMART CONTRACTS
 ← Contract catalog Whitelist
 Manage eligibility records used by token and transfer policies.
 Overview Contract catalog Choose by use case Permissions & operations Agreements, credentials & debt Whitelist .sol @hazbase/kit @ 0.9.0 
 Role and use
 Keep participant approval status in one contract for tokens and markets to consult.
 Integration considerations Connect identity checks and reviews through your business systems. Keep on-chain eligibility synchronized with review outcomes.

 Key SDK operations
 These operations are exposed by WhitelistHelper in @hazbase/kit@0.9.0. The signatures below are type definitions; see the SDK reference for parameter structures and the complete interface.
 typescript 
 import { WhitelistHelper } from '@hazbase/kit' ; 

 addBasic 
 typescript 
 async addBasic ( user : Address ) : Promise < TransactionReceipt > 

 removeBasic 
 typescript 
 async removeBasic ( user : Address ) : Promise < TransactionReceipt > 

 isWhitelisted 
 typescript 
 async isWhitelisted ( user : Address ) : Promise < boolean > 

 kycLevel 
 typescript 
 async kycLevel ( user : Address ) : Promise < KYCLevel > 

 View parameters, return types and all methods 
 Related contracts
 FlexibleToken Issue and transfer rights or points represented as balances.
 BondToken Manage debt-like tokens by class and issuance nonce.
 MarketManager Handle token listings, purchases and fees.

 Put it into practice
 Access & membership
 See the data model, processing sequence and SDK code for an application-level implementation.
 Read the implementation pattern 
 Specification and source
 The Solidity source is pinned to the revision below. Match it with the SDK version and your network’s implementation address and ABI.
 whitelist/contracts/Whitelist.sol Source revision : b53a5b5 

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