npm run webpack
https://polkadot.js.org/api/METHODS_EXTRINSICS.html#extrinsics
1 Install MathWallet Browser Extension https://chrome.google.com/webstore/detail/math-wallet/afbcbjpbpfadlkmhmclhkeeodmamcflc
npm run webpack
https://polkadot.js.org/api/METHODS_EXTRINSICS.html#extrinsics
1 Install MathWallet Browser Extension https://chrome.google.com/webstore/detail/math-wallet/afbcbjpbpfadlkmhmclhkeeodmamcflc