Call when an agent needs TXT at sparkpost._domainkey.{hostname}. A different selector is a different DNS name. Exact $0.006 USDC. Prefer unpaid POST /v1/sandbox/dns-txt-dkim-sparkpost first.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.006000 USDC | 0x1D61...5a38 |