NewElasticity

Event v210 → current #2

Emitted when base fee elasticity parameter is updated.

View events on chain
Useful for: developersanalytics

The Big Picture

Elasticity controls fee responsiveness. Higher = faster adjustments to congestion.

Use Cases

  • Track parameter changes
  • Monitor governance

Triggers

Emitted by

set_elasticity

Preconditions

  • Admin call
  • Valid elasticity value

Effects

Storage Modified

Elasticity

Postconditions

  • Elasticity updated
  • Affects future fee calculations

Event Data

#NameTypeDescription
0
elasticity
Permill New elasticity value (Permill)

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

Runtime Info

Pallet Index
25
Event Index
2
First Version
v210
Current Version
v411
Back to BaseFee Events