Here you can send SLP tokens as rewards to your customers. All data you enter stays in your browser (this works like a non-custodial wallet).
In ElectronCash SLP go to: View -> Show Addresses. Then on the Addresses page, look at the right column 'Tx' for the number of Transactions for each address. Then right-click on the address you wish to export and choose 'Private key'. You should choose an address with many TX of your token.
You must give your API key the following permissions: Read/Write (both)
Don't enable this on a public computer!