Run the following script in element-lib
➜ node packages/element-lib/rotate-keys.js
{ mnemonic:
'bicycle hello hint science year fluid true tilt purchase inside grace wear' }
{ address: '0x36BA853234E69F93F65DaF51383916017B862031' }
It will output a new mnemonic and a corresponding address for the first account of this mnemonic
Visit https://faucet.ropsten.be/ and paste the address.
Click on "Send me test Ether"
Visit https://ropsten.etherscan.io/ to check that the account is funded
In the packages/element-api
folder run
firebase functions:config:set element.ethereum.mnemonic='THE NEW MNEMONIC'
npm run deploy