/api/check-approval
this endpoint allows you to query multiple owners, spenders, and contract in on call and it will return the check all spenders against all contracts and all owners
/api/assets-info
this endpoint allows you to query multiple owners, spenders, and contract in on call and it will return the check all spenders against all contracts and all owners
/api/balances
this endpoint allows you to query multiple owners, spenders, and contract in on call and it will return the check all spenders against all contracts and all owners