set_stored_extrinsic_lifetime
Call v401 → current New #5Set the extrinsic lifetime (max blocks between submission and execution).
View calls on chainCall Workflow
This diagram shows the call execution flow: starting with set_stored_extrinsic_lifetime, passing through validation
(signature, nonce, mortality, fee payment), then pre-dispatch checks, followed by dispatch, and finally post-dispatch where ExtrinsicSuccess is emitted and fees are settled.
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From Chain Metadata
Set the extrinsic lifetime (max blocks between submission and execution).
Input Parameters
| # | Name | Type | Description |
|---|---|---|---|
| 0 | value | u32 | value (u32) |
Permissions
Origin
Unknown
Required Role
Permission data inferred from metadata. May be incomplete.
Requirements
- Caller authorized to make changes
Effects
Postconditions
- Value successfully updated
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 });
// Build set_stored_extrinsic_lifetime call
const value = 0;
const call = api.tx[stringCamelCase("MevShield")][stringCamelCase("set_stored_extrinsic_lifetime")](
value
);Runtime Info
View Source- Pallet Index
- 30
- Call Index
- 5
- First Version
- v401
- Current Version
- v401