diff --git a/README.adoc b/README.adoc
index 4763632..c250496 100644
--- a/README.adoc
+++ b/README.adoc
@@ -83,8 +83,8 @@ Not included in this list are entities.
 
 ==== Other types
 
-* `Mastodon::parameters`: Vector of `Mastodon::param`, for specifying parameters
-  to an `Mastodon::API` call.
+* `Mastodon::parameters`: Vector of `Mastodon::param` with custom `find()`, for
+  specifying parameters to an `Mastodon::API` call.
 * `Mastodon::http_method`: HTTP method of an `Mastodon::API` call.
 * `Mastodon::Easy::event_type`: Event types returned in streams.
 * `Mastodon::Easy::visibility_type`: Describes the visibility of a post.
@@ -92,13 +92,12 @@ Not included in this list are entities.
 * `Mastodon::Easy::card_type`: Describes the type of card.
 * `Mastodon::Easy::notification_type`: The type of the notification.
 * `Mastodon::Easy::context_type`: Describes the context of a filter.
-* `Mastodon::Easy::stream_event`: Type and data of an events returned in
+* `Mastodon::Easy::stream_event_type`: Type and data of an events returned in
   streams.
-* `Mastodon::Easy::alerts`: Vector of `Mastodon::Easy::alert_type`, used for
-  push subscriptions.
-* `Mastodon::Easy::time`: Type for time, can be converted to `time_point` and
-  `string`.
-* `Mastodon::Easy::Account::account_fields`: Type for fields in accounts.
+* `Mastodon::Easy::alert_type`, used for push subscriptions.
+* `Mastodon::Easy::time_type`: Type for time, can be converted to `time_point`
+  and `string`.
+* `Mastodon::Easy::Account::account_field_type`: Type for fields in accounts.
 
 === Error codes
 
diff --git a/examples/example02_stream.cpp b/examples/example02_stream.cpp
index f8297de..0eaac72 100644
--- a/examples/example02_stream.cpp
+++ b/examples/example02_stream.cpp
@@ -51,11 +51,12 @@ int main(int argc, char *argv[])
         // Acquire lock for the stream variable to avoid simultaneous access.
         std::lock_guard<std::mutex> lock(ptr->get_mutex());
         // Parse event stream into a vector.
-        std::vector<Easy::stream_event> events = Easy::parse_stream(stream);
+        std::vector<Easy::stream_event_type> events
+            = Easy::parse_stream(stream);
         // Clear the stream buffer.
         stream.clear();
 
-        for (const Easy::stream_event &event : events)
+        for (const Easy::stream_event_type &event : events)
         {
             // Print out some information about the events.
             switch (event.type)
diff --git a/src/easy/easy.cpp b/src/easy/easy.cpp
index b25f464..756d182 100644
--- a/src/easy/easy.cpp
+++ b/src/easy/easy.cpp
@@ -49,13 +49,13 @@ const std::vector<string> Easy::json_array_to_vector(const string &json)
     return {};
 }
 
-const vector<Easy::stream_event> Easy::parse_stream(
+const vector<Easy::stream_event_type> Easy::parse_stream(
     const std::string &streamdata)
 {
     string stream = streamdata;
     std::regex reevent("event: (update|notification|delete|ERROR)\ndata: (.*)\n");
     std::smatch match;
-    std::vector<stream_event> vec = {};
+    std::vector<stream_event_type> vec = {};
 
     while (std::regex_search(stream, match, reevent))
     {
@@ -79,7 +79,7 @@ const vector<Easy::stream_event> Easy::parse_stream(
     return vec;
 }
 
-const Easy::time Easy::string_to_time(const string &strtime)
+const Easy::time_type Easy::string_to_time(const string &strtime)
 {
     std::stringstream sstime(strtime);
     struct std::tm tm = {};
diff --git a/src/easy/easy.hpp b/src/easy/easy.hpp
index de84abb..fdf7360 100644
--- a/src/easy/easy.hpp
+++ b/src/easy/easy.hpp
@@ -112,7 +112,7 @@ namespace Easy
      *
      *  @since  before 0.11.0
      */
-    const std::vector<string> json_array_to_vector(const string &json);
+    const vector<string> json_array_to_vector(const string &json);
 
     /*!
      *  @brief  Split stream into a vector of events
@@ -123,14 +123,14 @@ namespace Easy
      *
      *  @since  before 0.11.0
      */
-    const std::vector<stream_event> parse_stream(const std::string &streamdata);
+    const vector<stream_event_type> parse_stream(const std::string &streamdata);
 
     /*!
      *  @brief Convert ISO 8601 time string to Easy::time.
      *
      *  @param strtime Time string as returned by Mastodon.
      */
-    const Easy::time string_to_time(const string &strtime);
+    const Easy::time_type string_to_time(const string &strtime);
 
     /*!
      *  @brief  Child of Mastodon::API with abstract methods.
diff --git a/src/easy/entities/account.cpp b/src/easy/entities/account.cpp
index dc28f55..6b8c19d 100644
--- a/src/easy/entities/account.cpp
+++ b/src/easy/entities/account.cpp
@@ -65,7 +65,7 @@ bool Account::bot() const
     return get_bool("bot");
 }
 
-const Easy::time Account::created_at() const
+const Easy::time_type Account::created_at() const
 {
     return get_time("created_at");
 }
@@ -93,13 +93,13 @@ const std::vector<Easy::Emoji> Account::emojis()
     return {};
 }
 
-const Easy::account_fields Account::fields() const
+const vector<Easy::account_field_type> Account::fields() const
 {
     const Json::Value &node = get("fields");
 
     if (node.isArray())
     {
-        Easy::account_fields vec;
+        vector<Easy::account_field_type> vec;
         std::transform(node.begin(), node.end(), std::back_inserter(vec),
                        [](const Json::Value &value)
                        {
@@ -221,13 +221,13 @@ bool Account::Source::valid() const
         });
 }
 
-const Easy::account_fields Account::Source::fields() const
+const vector<Easy::account_field_type> Account::Source::fields() const
 {
     const Json::Value &node = get("fields");
 
     if (node.isArray())
     {
-        Easy::account_fields vec;
+        vector<Easy::account_field_type> vec;
         std::transform(node.begin(), node.end(), std::back_inserter(vec),
                        [](const Json::Value &value)
                        {
diff --git a/src/easy/entities/account.hpp b/src/easy/entities/account.hpp
index c1835f2..9b3c791 100644
--- a/src/easy/entities/account.hpp
+++ b/src/easy/entities/account.hpp
@@ -35,6 +35,7 @@
 
 using std::string;
 using std::uint64_t;
+using std::vector;
 
 namespace Mastodon
 {
@@ -88,7 +89,7 @@ namespace Easy
          *
          *  @since before 0.11.0
          */
-        const Easy::time created_at() const;
+        const Easy::time_type created_at() const;
 
         /*!
          *  @brief  Returns display name.
@@ -109,7 +110,7 @@ namespace Easy
          *
          *  @since  0.16.1
          */
-        const Easy::account_fields fields() const;
+        const vector<Easy::account_field_type> fields() const;
 
         /*!
          *  @brief  Returns number of followers.
@@ -206,7 +207,7 @@ namespace Easy
              *
              *  @since  0.18.5
              */
-            const Easy::account_fields fields() const;
+            const vector<Easy::account_field_type> fields() const;
 
             /*!
              *  @brief  Returns the language as ISO 6391 string.
diff --git a/src/easy/entities/filter.cpp b/src/easy/entities/filter.cpp
index fb50512..77d6db7 100644
--- a/src/easy/entities/filter.cpp
+++ b/src/easy/entities/filter.cpp
@@ -71,7 +71,7 @@ const vector<Easy::context_type> Filter::context() const
     return {};
 }
 
-const Easy::time Filter::expires_at() const
+const Easy::time_type Filter::expires_at() const
 {
     return get_time("expires_at");
 }
diff --git a/src/easy/entities/filter.hpp b/src/easy/entities/filter.hpp
index da7d64c..a9b2327 100644
--- a/src/easy/entities/filter.hpp
+++ b/src/easy/entities/filter.hpp
@@ -72,7 +72,7 @@ namespace Easy
          *
          *  @since  0.104.0
          */
-        const Easy::time expires_at() const;
+        const Easy::time_type expires_at() const;
 
         /*!
          *  @brief  Returns if the phrase should disappear irreversibly.
diff --git a/src/easy/entities/instance.cpp b/src/easy/entities/instance.cpp
index b485305..dc7b0d7 100644
--- a/src/easy/entities/instance.cpp
+++ b/src/easy/entities/instance.cpp
@@ -32,6 +32,7 @@ bool Instance::valid() const
             "email",
             "version",
             "urls",
+            "stats",
             "languages"
         });
 }
@@ -44,7 +45,6 @@ const Easy::Account Instance::contact_account() const
         return Easy::Account(node.toStyledString());
     }
 
-    ttdebug << "Could not get data: contact_account\n";
     return Easy::Account();
 }
 
@@ -83,6 +83,11 @@ const string Instance::streaming_api() const
     return get_string("urls.streaming_api");
 }
 
+const string Instance::thumbnail() const
+{
+    return get_string("thumbnail");
+}
+
 uint64_t Instance::max_toot_chars() const
 {
     const uint64_t max_chars = get_uint64("max_toot_chars");
diff --git a/src/easy/entities/instance.hpp b/src/easy/entities/instance.hpp
index 849e4dc..82eeff7 100644
--- a/src/easy/entities/instance.hpp
+++ b/src/easy/entities/instance.hpp
@@ -81,6 +81,13 @@ namespace Easy
          */
         const std::vector<string> languages() const;
 
+        /*!
+         *  @brief  Returns the thumbnail of the instance.
+         *
+         *  @since  0.106.0
+         */
+        const string thumbnail() const;
+
         /*!
          *  @brief  Returns the title of the instance
          *
diff --git a/src/easy/entities/notification.cpp b/src/easy/entities/notification.cpp
index b0b3eeb..95d619e 100644
--- a/src/easy/entities/notification.cpp
+++ b/src/easy/entities/notification.cpp
@@ -43,7 +43,7 @@ const Easy::Account Notification::account() const
     return Easy::Account();
 }
 
-const Easy::time Notification::created_at() const
+const Easy::time_type Notification::created_at() const
 {
     return get_time("created_at");
 }
diff --git a/src/easy/entities/notification.hpp b/src/easy/entities/notification.hpp
index 4131c9c..3460c5f 100644
--- a/src/easy/entities/notification.hpp
+++ b/src/easy/entities/notification.hpp
@@ -64,7 +64,7 @@ namespace Easy
          *
          *  @since before 0.11.0
          */
-        const Easy::time created_at() const;
+        const Easy::time_type created_at() const;
 
         /*!
          *  @brief  Returns notification ID
diff --git a/src/easy/entities/pushsubscription.cpp b/src/easy/entities/pushsubscription.cpp
index 280df43..76cf58d 100644
--- a/src/easy/entities/pushsubscription.cpp
+++ b/src/easy/entities/pushsubscription.cpp
@@ -44,9 +44,9 @@ const string PushSubscription::server_key() const
     return get_string("server_key");
 }
 
-const Easy::alerts PushSubscription::alerts() const
+const vector<Easy::alert_type> PushSubscription::alerts() const
 {
-    Easy::alerts alerts;
+    vector<Easy::alert_type> alerts;
     const Json::Value node = get("alerts");
     for (auto it = node.begin(); it != node.end(); ++it)
     {
diff --git a/src/easy/entities/pushsubscription.hpp b/src/easy/entities/pushsubscription.hpp
index a0ac5a8..982bc73 100644
--- a/src/easy/entities/pushsubscription.hpp
+++ b/src/easy/entities/pushsubscription.hpp
@@ -18,6 +18,7 @@
 #define MASTODON_CPP_EASY_PUSHSUBSCRIPTION_HPP
 
 #include <string>
+#include <vector>
 #include <cstdint>
 #include <map>
 
@@ -31,6 +32,7 @@
 #endif
 
 using std::string;
+using std::vector;
 
 namespace Mastodon
 {
@@ -75,7 +77,7 @@ namespace Easy
          *
          *  @since  0.100.0
          */
-        const Easy::alerts alerts() const;
+        const vector<Easy::alert_type> alerts() const;
 
     protected:
         /*!
diff --git a/src/easy/entities/status.cpp b/src/easy/entities/status.cpp
index b69b152..d9be5bf 100644
--- a/src/easy/entities/status.cpp
+++ b/src/easy/entities/status.cpp
@@ -78,7 +78,7 @@ const Easy::Card Status::card() const
     return Easy::Card();
 }
 
-const Easy::time Status::created_at() const
+const Easy::time_type Status::created_at() const
 {
     return get_time("created_at");
 }
diff --git a/src/easy/entities/status.hpp b/src/easy/entities/status.hpp
index 194e62a..91589eb 100644
--- a/src/easy/entities/status.hpp
+++ b/src/easy/entities/status.hpp
@@ -89,7 +89,7 @@ namespace Easy
          *
          *  @since  before 0.11.0
          */
-        const Easy::time created_at() const;
+        const Easy::time_type created_at() const;
 
         /*!
          *  @brief  Returns content of status
diff --git a/src/easy/entities/tag.cpp b/src/easy/entities/tag.cpp
index 6f17a77..3421144 100644
--- a/src/easy/entities/tag.cpp
+++ b/src/easy/entities/tag.cpp
@@ -75,7 +75,7 @@ uint64_t Tag::History::accounts()
     return stouint64(get_string("accounts"));
 }
 
-const Easy::time Tag::History::day()
+const Easy::time_type Tag::History::day()
 {
     const Json::Value node = get("day");
 
@@ -86,7 +86,7 @@ const Easy::time Tag::History::day()
     }
 
     ttdebug << "Could not get data: day\n";
-    return Easy::time();
+    return Easy::time_type();
 }
 
 uint64_t Tag::History::uses()
diff --git a/src/easy/entities/tag.hpp b/src/easy/entities/tag.hpp
index 5c4f946..6c14ae0 100644
--- a/src/easy/entities/tag.hpp
+++ b/src/easy/entities/tag.hpp
@@ -68,7 +68,7 @@ namespace Easy
              *
              *  @since  0.16.0
              */
-            const Easy::time day();
+            const Easy::time_type day();
 
             /*!
              *  @brief  Returns the number of accounts using that hashtag.
diff --git a/src/easy/entities/token.cpp b/src/easy/entities/token.cpp
index f6a5254..c4dfec0 100644
--- a/src/easy/entities/token.cpp
+++ b/src/easy/entities/token.cpp
@@ -45,7 +45,7 @@ const string Token::scope() const
     return get_string("scope");
 }
 
-const Easy::time Token::created_at() const
+const Easy::time_type Token::created_at() const
 {
     return get_time("created_at");
 }
diff --git a/src/easy/entities/token.hpp b/src/easy/entities/token.hpp
index 97f4c3e..88e7c6b 100644
--- a/src/easy/entities/token.hpp
+++ b/src/easy/entities/token.hpp
@@ -72,7 +72,7 @@ namespace Easy
          *
          *  @since  0.103.0
          */
-        const Easy::time created_at() const;
+        const Easy::time_type created_at() const;
 };
 }
 }
diff --git a/src/easy/entity.cpp b/src/easy/entity.cpp
index aa6fa83..cebc263 100644
--- a/src/easy/entity.cpp
+++ b/src/easy/entity.cpp
@@ -227,7 +227,7 @@ bool Easy::Entity::get_bool(const string &key) const
     return false;
 }
 
-const Easy::time Easy::Entity::get_time(const string &key) const
+const Easy::time_type Easy::Entity::get_time(const string &key) const
 {
     const Json::Value node = get(key);
 
diff --git a/src/easy/entity.hpp b/src/easy/entity.hpp
index 4b38750..56ad444 100644
--- a/src/easy/entity.hpp
+++ b/src/easy/entity.hpp
@@ -203,7 +203,7 @@ namespace Easy
          *
          *          Returns clocks epoch if the value does not exist or is null.
          */
-        const Easy::time get_time(const string &key) const;
+        const Easy::time_type get_time(const string &key) const;
 
         /*!
          *  @brief  Returns the value of key as vector
diff --git a/src/easy/types_easy.cpp b/src/easy/types_easy.cpp
index dbb022d..c469ed4 100644
--- a/src/easy/types_easy.cpp
+++ b/src/easy/types_easy.cpp
@@ -20,17 +20,17 @@ namespace Mastodon
 {
 namespace Easy
 {
-    time::operator const system_clock::time_point() const
+    time_type::operator const system_clock::time_point() const
     {
         return timepoint;
     }
 
-    time::operator const string() const
+    time_type::operator const string() const
     {
         return strtime("%FT%T%z", true);
     }
 
-    const string time::strtime(const string &format, const bool &local) const
+    const string time_type::strtime(const string &format, const bool &local) const
     {
         constexpr std::uint16_t bufsize = 1024;
         std::time_t time = system_clock::to_time_t(timepoint);
@@ -51,7 +51,7 @@ namespace Easy
     }
 
     std::ostream &operator <<(std::ostream &out,
-                              const time &t)
+                              const time_type &t)
     {
         const string s = t;         // Converts using operator const string().
         out << s;
diff --git a/src/easy/types_easy.hpp b/src/easy/types_easy.hpp
index 7b01051..d768ab1 100644
--- a/src/easy/types_easy.hpp
+++ b/src/easy/types_easy.hpp
@@ -20,11 +20,9 @@
 #include <string>
 #include <utility>
 #include <chrono>
-#include <vector>
 
 using std::string;
 using std::chrono::system_clock;
-using std::vector;
 
 namespace Mastodon
 {
@@ -121,11 +119,14 @@ namespace Easy
      *
      *  @since  0.100.0
      */
-    typedef struct stream_event
+    typedef struct stream_event_type
     {
         event_type type = event_type::Undefined;
         string data;
-    } stream_event;
+    } stream_event_type;
+
+    [[deprecated("Replaced by Mastodon::Easy::stream_event_type")]]
+    typedef stream_event_type stream_event;
 
     /*!
      *  @brief  Type of notification and 'push is requested or not'.
@@ -138,21 +139,12 @@ namespace Easy
         bool pushreq = false;
     } alert_type;
 
-    /*!
-     *  @brief  Vector of Easy::alert_type.
-     *
-     *          Used in PushSubscription::alerts().
-     *
-     *  @since  0.100.0
-     */
-    typedef vector<alert_type> alerts;
-
     /*!
      *  @brief  Type for time. Converts to time_point and string.
      *
      *  @since  0.100.0
      */
-    struct time
+    struct time_type
     {
         system_clock::time_point timepoint = system_clock::time_point();
 
@@ -171,7 +163,7 @@ namespace Easy
          *  @since  0.100.0
          */
         friend std::ostream &operator <<(std::ostream &out,
-                                         const Easy::time &t);
+                                         const Easy::time_type &t);
 
         /*!
          *  @brief  Converts time to a string.
@@ -196,6 +188,9 @@ namespace Easy
                              const bool &local = true) const;
     };
 
+    [[deprecated("Replaced by Mastodon::Easy::time_type")]]
+    typedef time_type time;
+
     /*!
      *  @brief  Describes an account-field.
      *
@@ -205,17 +200,18 @@ namespace Easy
     {
         const string name;
         const string value;
-        Easy::time verified_at;
+        Easy::time_type verified_at;
     } account_field_type;
 
     /*!
-     *  @brief  Vector of Easy::account_field_type.
-     *
-     *          Used in Easy::Account.
+     *  @brief  URLs returned by Instance::urls().
      *
      *  @since  0.106.0
      */
-    typedef vector<account_field_type> account_fields;
+    typedef struct urls_type
+    {
+        string streaming_api;
+    } urls_type;
 }
 }
 #endif  // MASTODON_CPP_EASY_TYPES_EASY_HPP