{
  "modes": ["exact", "domain", "subdomains", "prefix"],
  "output": ["json", "xml"],
  "quotedValue": ["substring", "word", "subdomain"],
  "operators": {
    "ne": "<>",
    "eq": "=",
    "lt": "<",
    "gt": ">",
    "lte": "<=",
    "gte": ">="
  },
  "functions": {
    "to": ["json", "xml","php"],
    "set": ["target","limit","offset","output"],
    "where": ["eq","ne","lt", "gt", "lte", "gte", "substring","word","subdomain"],
    "having": ["eq","ne","lt", "gt", "lte", "gte", "substring","word","subdomain"],
    "mode": ["exact", "domain", "subdomains", "prefix"],
    "get": [
      "ahrefs_rank",
      "anchors",
      "anchors_refdomains",
      "backlinks",
      "backlinks_new_lost",
      "backlinks_new_lost_counters",
      "broken_backlinks",
      "broken_links",
      "domain_rating",
      "linked_anchors",
      "linked_domains",
      "metrics",
      "metrics_extended",
      "pages",
      "pages_extended",
      "refdomains",
      "refdomains_by_type",
      "refdomains_new_lost",
      "refdomains_new_lost_counters",
      "refips",
      "subscription_info"
    ],
    "prepare": [
      "ahrefs_rank",
      "anchors",
      "anchors_refdomains",
      "backlinks",
      "backlinks_new_lost",
      "backlinks_new_lost_counters",
      "broken_backlinks",
      "broken_links",
      "domain_rating",
      "linked_anchors",
      "linked_domains",
      "metrics",
      "metrics_extended",
      "pages",
      "pages_extended",
      "refdomains",
      "refdomains_new_lost",
      "refdomains_new_lost_counters"
    ],
    "order": ["by"]
  },
  "columns": {
    "ahrefs_rank": {
      "url": ["string", true, true],
      "ahrefs_rank": ["int", false, true]
    },
    "anchors": {
      "anchor": ["string", true, true],
      "backlinks": ["int", true, true],
      "refpages": ["int", true, true],
      "refdomain": ["string", true, false],
      "refdomains": ["int", false, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true]
    },
    "anchors_refdomains": {
      "anchor": ["string", true, false],
      "anchors": ["int", false, true],
      "backlinks": ["int", true, true],
      "refdomain": ["string", true, true]
    },
    "backlinks": {
      "url_from": ["string", true, true],
      "url_to": ["string", true, true],
      "ahrefs_rank": ["int", true, true],
      "domain_rating": ["int", false, true],
      "ip_from": ["string", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "page_size": ["int", true, true],
      "encoding": ["string", true, true],
      "title": ["string", true, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true],
      "prev_visited": ["date", true, true],
      "sitewide": ["boolean", true, true],
      "original": ["boolean", true, true],
      "link_type": ["string", true, true],
      "redirect": ["int", true, true],
      "nofollow": ["boolean", true, true],
      "alt": ["string", true, true],
      "anchor": ["string", true, true],
      "text_pre": ["string", true, true],
      "text_post": ["string", true, true]
    },
    "backlinks_new_lost": {
      "date": ["date", true, true],
      "type": ["string", true, true],
      "ahrefs_rank": ["int", true, true],
      "domain_rating": ["int", true, true],
      "url_from": ["string", true, true],
      "url_to": ["string", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "encoding": ["string", true, true],
      "http_code": ["int", true, true],
      "title": ["string", true, true],
      "origin": ["string", true, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true],
      "prev_visited": ["date", true, true],
      "sitewide": ["boolean", true, true],
      "original": ["boolean", true, true],
      "link_type": ["string", true, true],
      "redirect": ["int", true, true],
      "nofollow": ["boolean", true, true],
      "alt": ["string", true, true],
      "anchor": ["string", true, true],
      "text_pre": ["string", true, true],
      "text_post": ["string", true, true]
    },
    "backlinks_new_lost_counters": {
      "date": ["date", true, true],
      "type": ["string", true, false],
      "ahrefs_rank": ["int", true, false],
      "domain_rating": ["int", true, false],
      "url_from": ["string", true, false],
      "url_to": ["string", true, true],
      "links_internal": ["int", true, false],
      "links_external": ["int", true, false],
      "encoding": ["string", true, false],
      "http_code": ["int", true, false],
      "title": ["string", true, false],
      "origin": ["string", true, false],
      "first_seen": ["date", true, false],
      "last_visited": ["date", true, false],
      "prev_visited": ["date", true, false],
      "sitewide": ["boolean", true, false],
      "original": ["boolean", true, false],
      "link_type": ["string", true, false],
      "redirect": ["int", true, false],
      "nofollow": ["boolean", true, false],
      "alt": ["string", true, false],
      "anchor": ["string", true, false],
      "text_pre": ["string", true, false],
      "text_post": ["string", true, false],
      "new": ["int", false, true],
      "lost": ["int", false, true],
      "new_total": ["int", false, true],
      "lost_total": ["int", false, true]
    },
    "broken_backlinks": {
      "url_from": ["string", true, true],
      "url_to": ["string", true, true],
      "ahrefs_rank": ["int", true, true],
      "domain_rating": ["int", false, true],
      "ip_from": ["string", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "page_size": ["int", true, true],
      "encoding": ["string", true, true],
      "title": ["string", true, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true],
      "prev_visited": ["date", true, true],
      "sitewide": ["boolean", true, true],
      "original": ["boolean", true, true],
      "link_type": ["string", true, true],
      "redirect": ["int", true, true],
      "nofollow": ["boolean", true, true],
      "alt": ["string", true, true],
      "anchor": ["string", true, true],
      "text_pre": ["string", true, true],
      "text_post": ["string", true, true],
      "broken_at": ["date", true, true],
      "http_code": ["int", true, true],
      "error": ["string", true, true]
    },
    "broken_links": {
      "url_from": ["string", true, true],
      "url_to": ["string", true, true],
      "ahrefs_rank": ["int", true, true],
      "domain_rating": ["int", false, true],
      "ip_from": ["string", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "page_size": ["int", true, true],
      "encoding": ["string", true, true],
      "title": ["string", true, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true],
      "prev_visited": ["date", true, true],
      "sitewide": ["boolean", true, true],
      "original": ["boolean", true, true],
      "link_type": ["string", true, true],
      "redirect": ["int", true, true],
      "nofollow": ["boolean", true, true],
      "alt": ["string", true, true],
      "anchor": ["string", true, true],
      "text_pre": ["string", true, true],
      "text_post": ["string", true, true],
      "broken_at": ["date", true, true],
      "http_code": ["int", true, true],
      "error": ["string", true, true]
    },
    "domain_rating": {
      "domain_rating": ["int", false, true]
    },
    "linked_anchors": {
      "anchor": ["string", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "url_from": ["string", true, false],
      "url_to": ["string", true, false],
      "ahrefs_rank": ["int", true, false],
      "domain_rating": ["int", true, false],
      "ip": ["string", true, false],
      "page_size": ["int", true, false],
      "encoding": ["string", true, false],
      "title": ["string", true, false],
      "first_seen": ["date", true, false],
      "last_visited": ["date", true, false],
      "prev_visited": ["date", true, false],
      "sitewide": ["boolean", true, false],
      "original": ["boolean", true, false],
      "link_type": ["string", true, false],
      "redirect": ["int", true, false],
      "nofollow": ["boolean", true, false],
      "alt": ["string", true, false],
      "text_pre": ["string", true, false],
      "text_post": ["string", true, false]
    },
    "linked_domains": {
      "domain_from": ["string", false, true],
      "domain_to": ["string", false, true],
      "links": ["int", false, true],
      "unique_pages": ["int", false, true],
      "domain_to_rating": ["int", false, true]
    },
    "metrics": {
      "backlinks": ["int", false, false],
      "refpages": ["int", false, false],
      "pages": ["int", false, false],
      "text": ["int", false, false],
      "image": ["int", false, false],
      "sitewide": ["int", false, false],
      "not_sitewide": ["int", false, false],
      "nofollow": ["int", false, false],
      "dofollow": ["int", false, false],
      "redirect": ["int", false, false],
      "gov": ["int", false, false],
      "edu": ["int", false, false],
      "html_pages": ["int", false, false],
      "links_internal": ["int", false, false],
      "links_external": ["int", false, false]
    },
    "metrics_extended": {
      "backlinks": ["int", false, false],
      "refpages": ["int", false, false],
      "pages": ["int", false, false],
      "text": ["int", false, false],
      "image": ["int", false, false],
      "sitewide": ["int", false, false],
      "not_sitewide": ["int", false, false],
      "nofollow": ["int", false, false],
      "dofollow": ["int", false, false],
      "redirect": ["int", false, false],
      "gov": ["int", false, false],
      "edu": ["int", false, false],
      "html_pages": ["int", false, false],
      "links_internal": ["int", false, false],
      "links_external": ["int", false, false],
      "refdomains": ["int", false, false],
      "refclass_c": ["int", false, false],
      "refips": ["int", false, false]
    },
    "pages": {
      "url": ["string", true, true],
      "ahrefs_rank": ["int", true, true],
      "last_visited": ["date", true, true],
      "http_code": ["int", true, true],
      "size": ["int", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "encoding": ["string", true, true],
      "title": ["string", true, true],
      "redirect_url": ["string", true, true],
      "content_encoding": ["string", true, true]
    },
    "pages_extended": {
      "url": ["string", true, true],
      "ahrefs_rank": ["int", true, true],
      "last_visited": ["date", true, true],
      "http_code": ["int", true, true],
      "size": ["int", true, true],
      "links_internal": ["int", true, true],
      "links_external": ["int", true, true],
      "encoding": ["string", true, true],
      "title": ["string", true, true],
      "redirect_url": ["string", true, true],
      "content_encoding": ["string", true, true],
      "backlinks": ["int", true, true],
      "dofollow": ["int", true, true],
      "nofollow": ["int", true, true],
      "redirects": ["int", true, true],
      "refdomains": ["int", true, true],
      "refclass_c": ["int", true, true],
      "refips": ["int", true, true]
    },
    "refdomains": {
      "url": ["string", true, false],
      "ip": ["string", true, false],
      "refdomain": ["string", true, true],
      "backlinks": ["int", true, true],
      "refpages": ["int", true, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true],
      "domain_rating": ["int", false, true]
    },
    "refdomains_by_type": {
      "url": ["string", true, false],
      "ip": ["string", true, false],
      "refdomain": ["string", true, true],
      "all": ["boolean", true, false],
      "text": ["boolean", true, false],
      "image": ["boolean", true, false],
      "sitewide": ["boolean", true, false],
      "not_sitewide": ["boolean", true, false],
      "nofollow": ["boolean", true, false],
      "dofollow": ["boolean", true, false],
      "redirect": ["boolean", true, false],
      "canonical": ["boolean", true, false],
      "gov": ["boolean", true, false],
      "edu": ["boolean", true, false],
      "backlinks": ["int", true, true],
      "refpages": ["int", true, true],
      "first_seen": ["date", true, true],
      "last_visited": ["date", true, true],
      "domain_rating": ["int", false, true]
    },
    "refdomains_new_lost_counters": {
      "date": ["date", true, true],
      "type": ["string", true, false],
      "refdomain": ["string", true, false],
      "new": ["int", false, true],
      "lost": ["int", false, true],
      "new_total": ["int", false, true],
      "lost_total": ["int", false, true]
    },
    "refdomains_new_lost": {
      "date": ["date", true, true],
      "type": ["string", true, true],
      "refdomain": ["string", true, true],
      "domain_rating": ["int", false, true]
    },
    "refips": {
      "refip": ["string", true, true],
      "refdomain": ["string", true, true],
      "backlinks": ["int", true, true]
    },
    "subscription_info": {
      "rows_left": ["int", false, false],
      "rows_limit": ["int", false, false],
      "subscription": ["string", false, false]
    }
  }
}