Script to nuke all _acme-challenge TXT records from a zone

cleanup.sh

#!/bin/bash
CF_ZONE_ID=x

curl -vk "https://api.cloudflare.com/client/v4/zones/$CF_ZONE_ID/dns_records?per_page=10000" \
 -H "X-Auth-Email: $LEXICON_CLOUDFLARE_USERNAME" \
 -H "X-Auth-Key: $LEXICON_CLOUDFLARE_TOKEN" \
  | jq -rc ".result[] | select( .name | startswith(\"_acme-challenge.$CERTBOT_DOMAIN\")) .id" \
  | grep . | tr '\n' '\0' \
  | xargs -0 -n1 -I{} \
    curl -vk "https://api.cloudflare.com/client/v4/zones/$CF_ZONE_ID/dns_records/{}" \
      -H "X-Auth-Email: $LEXICON_CLOUDFLARE_USERNAME" \
      -H "X-Auth-Key: $LEXICON_CLOUDFLARE_TOKEN" \
      --request DELETE

Please help, I am in Shell Scripting Hell