Call when an agent needs the next pending nonce and confirmed transaction count for one Base address. Send address (EIP-55 or one case). Read-only eth_getTransactionCount on eip155:8453. No spend. Send JSON {"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"}. Exact $0.002 USDC on Base. Try unpaid POST /v1/sandbox/base-nonce first.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.002000 USDC | 0x1D61...5a38 |