curl --request GET \
  --url https://www.dench.com/api/v1/email/sending-identities/{identityId}/dns \
  --header 'Authorization: Bearer <token>'

{
  "identityId": "esi_abc123",
  "identity": "example.com",
  "deliveryVerificationStatus": "pending",
  "deliveryVerified": false,
  "domain": "example.com",
  "domainVerified": false,
  "emailVerified": false,
  "denchVerificationStatus": "verified",
  "disabled": false,
  "dnsRecords": [
    {
      "type": "CNAME",
      "name": "abc123token._domainkey.example.com",
      "value": "abc123token.dkim.amazonses.com",
      "purpose": "DKIM (required for domain verification)"
    },
    {
      "type": "TXT",
      "name": "example.com",
      "value": "v=spf1 include:amazonses.com ~all",
      "purpose": "SPF (recommended)"
    }
  ]
}