Metamask transaction is done using Nodejs, Express.js and web3. Transaction through Ropsten network and BSC network. Automatic transaction in the interval of 30 min is implemented using node-cron package.
Body for api testing on postman : Request-type : Get Format : json
Transaction : { "from": user's metamask id, "to": Another metamask id, "value": amount, "gas": gas amount, "privkey": User's private key of metamask account } Balance Checking : { "id": user's metamask id }