[AddToken] `SYMBOL` to `NETWORK`

### Network

BNB

### Token Symbol

sfrxUSD

### Token Name

Staked Frax USD

### Decimals

18

### Address

0x5Bff88cA1442c2496f7E475E9e7786383Bc070c0

### Image URL

https://static.frax.com/images/tokens/sfrxusd.png

### Reason

0x5Bff88cA1442c2496f7E475E9e7786383Bc070c0