get https://services.blockpour.com/api/tokens/
Returns a list of tokens by address or symbol. The address or the symbol must match exactly. In the case a token symbol is provided,
a list of tokens may be returned in case the token is deployed/bridged on several networks.
Query WETH token info (case insentitive)
https://services.blockpour.com/api/tokens/weth
https://services.blockpour.com/api/tokens/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48