math-substratejs

Compile

npm run webpack

Polkadot Web3 API

https://polkadot.js.org/api/METHODS_EXTRINSICS.html#extrinsics

Test

1 Install MathWallet Browser Extension https://chrome.google.com/webstore/detail/math-wallet/afbcbjpbpfadlkmhmclhkeeodmamcflc

2 Open http://developer.mathwallet.org/dot01/