Create a change watcher: jurat checks a URL (hash / json:<path> / regex:<pattern>) or a sports event (result:<league>:<event_id>) on your cadence and POSTs your webhook on change or final whistle, with a signed source attestation attached.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.05 USDC | 0x6382...4C15 |