Frozen

Event v149 → current #19

Emitted when balance is frozen.

View events on chain

From Chain Metadata

Some balance was frozen.

Triggers

Preconditions

  • Account has balance to freeze
  • Freeze operation authorized

Effects

Postconditions

  • Balance frozen and unavailable

Side Effects

  • Different from locks - requires explicit thaw

Event Data

#NameTypeDescription
0
who
AccountId who: Account address (32 bytes, SS58-encoded) (hex -> SS58)
1
amount
u64 T::Balanceamount: Balance in chain native currency (RAO for TAO; ÷10⁹) (RAO -> TAO (/ 10^9))

Code Examples

import { createClient, Binary } from "polkadot-api";
import { getWsProvider } from "polkadot-api/ws";
import { sub } from "@polkadot-api/descriptors"; // generated by: npx papi add sub -w wss://entrypoint-finney.opentensor.ai:443

const client = createClient(getWsProvider("wss://entrypoint-finney.opentensor.ai:443"));
const api = client.getTypedApi(sub);

// Subscribe to Frozen events
client.finalizedBlock$.subscribe(async (block) => {
  const events = await api.event.Balances.Frozen.get(block.hash);
  for (const evt of events) {
    console.log("Frozen:", evt.payload);
  }
});

Runtime Info

Pallet Index
5
Event Index
19
First Version
v149
Current Version
v411