Feegrant

grantAllowance Tx

Provides a way to grant allowance, the user needs to construct the desired type of allowance.

params	description
amount	amount of Coin
denom	denom of Coin
allowedMessages	array of Msg Type URL
granter	the address of the user granting an allowance of their funds
grantee	the address of the user being granted an allowance of another user's funds.
expirationTime	Timestamp

example

const tx = await client.feegrant.grantAllowance({
  granter: '0x00...',
  grantee: '0x00...',
  allowedMessages: [MsgDeleteObjectTypeUrl],
  amount: parseEther('0.09').toString(),
  denom: 'BNB',
  expirationTime: toTimestamp(date),
});

tip

This is only construct tx, next need simulate and broadcast

revokeAllowance Tx

revokes allowance on a grantee by the granter.

params	description
granter	the address of the user granting an allowance of their funds
grantee	grantee is the address of the user being granted an allowance of another user's funds

example

const tx = await client.feegrant.revokeAllowance({
  granter: '0x00...',
  grantee: '0x00...',
});

tip

This is only construct tx, next need simulate and broadcast

getAllowence Query

queries the BasicAllowance.

params	description
granter	the address of the user granting an allowance of their funds
grantee	grantee is the address of the user being granted an allowance of another user's funds

example

await client.feegrant.getAllowence({
  granter: '0x00...',
  grantee: '0x00...',
});

getAllowences Query

queries the BasicAllowance by account address.

params	description
grantee	grantee is the address of the user being granted an allowance of another user's funds
pagination	Pagination

example

import { Long } from '@bnb-chain/greenfield-js-sdk';
await client.feegrant.getAllowences({
  grantee: '0x00...',
  pagination: {
    limit: Long.fromInt(10),
    offset: Long.fromInt(0),
    countTotal: true,
    key: Uint8Array.from([]),
    reverse: false,
  },
});