Description: Retrieves the allowance of a spender address for a given token from the owner’s address.
Headers:
x-api-key: YOUR_API_KEYQuery Parameters:
tokenSymbol (string): The symbol of the token (e.g., “USDT”).spenderAddress (string): The Ethereum address of the spender.ownerAddress (string): The Ethereum address of the token owner.tokenSymbol (required): Token symbolownerAddress (required): Token owner addressspenderAddress (required): Spender addressThe symbol of the token (e.g., "USDT").
The Ethereum address of the spender.
The Ethereum address of the token owner.
Successful response
Allowance amount.