Quick usage:
# Register a new record (curl)
curl -s -X POST "https://acme-dns.myeveryday.tools/register" -d '{"domain":"_acme-challenge.example.com","subdomain":"abc"}'
# Update a record (curl)
curl -s -X POST "https://acme-dns.myeveryday.tools/update" -d '{"subdomain":"abc","txt":"123456"}'