Page change watch: reports what changed on a web page since your last check (lines added and removed). The first call saves a snapshot; each later call compares and updates it. Snapshots are private to the paying wallet.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.005000 USDC | 0xD2bc...1AA2 |
| Base | exact | 0.01 tokens | 0xD2bc...1AA2 |
| Polygon | exact | $0.005000 USDC | 0xD2bc...1AA2 |
| Arbitrum One | exact | $0.005000 USDC | 0xD2bc...1AA2 |
| eip155:480 | exact | 0.01 tokens | 0xD2bc...1AA2 |