[OpenBit] Add support for more tokens on B² Network

[meandhwh]

If you want to integrate an asset (fungible token/ NFT), you would need to provide

Name	Symbol	Metadata	Logo	Transferable	Coingecko
Tether USD	USDT	Link	Link	Yes	Link
USD Coin	USDC	Link	Link	Yes	Link
First Digital USD	FDUSD	Link	Link	Yes	Link
Matic Token	MATIC	Link	Link	Yes	Link
UniRouter BTC	uBTC	Link	Link	Yes	No
STONE ETH	BSTONE	Link	Link	Yes	No
Wrapped Ether	ETH	Link	Link	Yes	Link

Documents and references:

• https://explorer.bsquared.network/tokens

[bluezdot]

holders:

• USDT: https://explorer.bsquared.network/token/0x681202351a488040Fa4FdCc24188AfB582c9DD62
• USDC: https://explorer.bsquared.network/token/0xE544e8a38aDD9B1ABF21922090445Ba93f74B9E5
• FDUSD: https://explorer.bsquared.network/token/0xC2Fe4f673455Ef92299770a09CDB5E8756A525D5
• MATIC: https://explorer.bsquared.network/token/0xc3ee2Df14B1Bc526c24ED802f1873d49664a0d5c
• uBTC: https://explorer.bsquared.network/token/0x796e4D53067FF374B89b2Ac101ce0c1f72ccaAc2
• BSTONE: https://explorer.bsquared.network/token/0x7537C1F80c9E157ED7AFD93a494be3e1f04f1462
• ETH: https://explorer.bsquared.network/token/0xD48d3A551757ac47655fCe25BDE1B0B6b1Cb2a5A