method Keyring.prototype.addFromJsonimport { Keyring } from "https://dotland.deno.dev/x/polkadot@0.2.38/keyring/mod.ts"; addFromJson(json: KeyringPair$Json, ignoreChecksum?: boolean): KeyringPairParametersjson: KeyringPair$JsonoptionalignoreChecksum: booleanReturnsKeyringPair