Smart contract webhook

[howard-at-cb]

What changed? Why?

allow create and update for smart contract activity event webhook

 let w1 = await Webhook.create({ networkId: "base-mainnet", notificationUri: "https://ea.com/callback", eventType: "wallet_activity",  eventTypeFilter: {addresses: ["0xa55C5950F7A3C42Fa5799B2Cac0e455774a07382"], wallet_id: ""}, signatureHeader: "optional-signature-string"});

> w1.update({eventTypeFilter: {addresses:["0x40A28c0fCc0BE09400bB89CdF556Cd8C4eF1c165","0x6f03b3Df22F0C57A4477EEAc3a49c2Bc4EAe2206"]}})

> w1.toString()
`Webhook { id: '67452cef0e6f6e4ca45cce24', networkId: 'base-mainnet', eventType: 'wallet_activity', eventFilter: undefined, eventTypeFilter: {"addresses":["0x40a28c0fcc0be09400bb89cdf556cd8c4ef1c165","0x6f03b3df22f0c57a4477eeac3a49c2bc4eae2206"],"wallet_id":""}, notificationUri: 'https://ea.com/callback', signatureHeader: 'undefined' }`

>  const wa2 = await Wallet.create();

> let wh2 = await wa2.createWebhook('https://youtube.com')

> wh2.toString()
`Webhook { id: '67452d5a0e6f6e4ca45cce25', networkId: 'base-sepolia', eventType: 'wallet_activity', eventFilter: undefined, eventTypeFilter: {"addresses":["0xd9b5a99221256c403863e0ed81182389d57c093a"],"wallet_id":"451149df-a6d6-45d6-95c1-64c646b5f5ad"}, notificationUri: 'https://youtube.com', signatureHeader: 'undefined' }`

let w0 = await Webhook.create({ networkId: "base-mainnet", notificationUri: "https://ea.com/callback", eventType: "smart_contract_event_activity",  eventTypeFilter: {contract_addresses: ["0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", "0x940181a94a35a4569e4529a3cdfb74e38fd98631"]}, signatureHeader: "optional-signature-string"});

> w0.update({eventTypeFilter: {contract_addresses:["0x40A28c0fCc0BE09400bB89CdF556Cd8C4eF1c165","0x6f03b3Df22F0C57A4477EEAc3a49c2Bc4EAe2206"]}})

 w0.update({notificationUri: "https://bbc.com/callback"})

> w0.toString()
`Webhook { id: '67452fd10e6f6e4ca45cce26', networkId: 'base-mainnet', eventType: 'smart_contract_event_activity', eventFilter: undefined, eventTypeFilter: {"contract_addresses":["0x40a28c0fcc0be09400bb89cdf556cd8c4ef1c165","0x6f03b3df22f0c57a4477eeac3a49c2bc4eae2206"]}, notificationUri: 'https://bbc.com/callback', signatureHeader: 'undefined' }`

Qualified Impact

[alex-stone]

Suggested change

	FeatureSet, WebhookWalletActivityFilter,
	FeatureSet,
	WebhookWalletActivityFilter,

[howard-at-cb]

done