A register of the active
[TakerAddressesProvider]contracts, covering all markets. This contract is immutable and the address will never change.
There are now two different markets, namely blue chip NFT and growth NFT.
function getAddressProvider(bytes32 id) external view override returns (address)
Return the address of provider by market id.
function isProviderExists(bytes32 id) external view override returns (bool)
Determine if the provider exists.