Minted

Event v149 → current #10

Emitted when new tokens are minted into an account.

View events on chain

From Chain Metadata

Some amount was minted into an account.

Triggers

Preconditions

Minting operation authorized

Effects

Postconditions

Account balance increased
Total issuance increased

Side Effects

Inflationary effect on token supply

Event Data

#	Name	Type	Description
0	who	AccountId	Who account address (hex -> SS58)
1	amount	u64	Amount in RAO (÷10⁹ for TAO) (RAO -> TAO (/ 10^9))

Code Examples

import { ApiPromise, WsProvider } from "@polkadot/api";
import { stringCamelCase } from "@polkadot/util";

const provider = new WsProvider("wss://entrypoint-finney.opentensor.ai:443");
const api = await ApiPromise.create({ provider });

// Subscribe to Minted events
api.query.system.events((events) => {
  events
    .filter(({ event }) =>
      event.section === stringCamelCase("Balances") &&
      event.method === "Minted"
    )
    .forEach(({ event }) => {
      console.log("Minted:", event.data.toHuman());
    });
});

Runtime Info

Pallet Index: 5
Event Index: 10
First Version: v149
Current Version: v393

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