diff --git a/src/payments.rs b/src/payments.rs
index 758b8c7..9ba726b 100644
--- a/src/payments.rs
+++ b/src/payments.rs
@@ -1,43 +1,218 @@
-use chrono::{DateTime, Utc};
+use chrono::{DateTime, FixedOffset};
 use serde::{Deserialize, Serialize};
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct ClassfundSummary {
-    pub student_name_with_class: String,
+    pub student_name_with_class: Option<String>,
     pub balance: f64,
     pub spent: f64,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "PascalCase")]
-pub struct ClassfundPayments {
-    pub monthly_data: Vec<PaymentMonthlyData>,
+pub struct ClassFundPaymentInfo {
+   instructions: Option<String>,
+   bank_account: Option<String>,
+   variable_symbol: Option<i64>,
+   specific_symbol: i64,
+   amount: f64,
+   message: Option<String>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "PascalCase")]
-pub struct PaymentMonthlyData {
-    pub date: DateTime<Utc>,
-    pub monthly_balance: i64,
-    pub items: Vec<Payment>,
+pub struct ClassFundRecord {
+    description: Option<String>,
+    date: DateTime<FixedOffset>,
+    amount: f64,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "PascalCase")]
-pub struct Payment {
-    pub description: String,
-    pub date: DateTime<Utc>,
-    pub amount: i64,
+pub struct ClassFundSummary {
+    student_name_with_class: Option<String>,
+    balance: f64,
+    spent: f64
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "PascalCase")]
-pub struct AddBalance {
-    pub instructions: String,
-    pub bank_account: String,
-    pub variable_symbol: u32,
-    pub specific_symbol: u32,
-    pub amount: i64,
-    pub message: String,
+pub struct ClassFundTeacherDocumentDetailStudent {
+    full_name_with_class: Option<String>,
+    amount: f64,
+    status: Option<String> //Option<PaymentsTeacherStudentStatus>, enum "Active" "Canceled"
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct ClassFundTeacherDocumentDetail{
+    title: Option<String>,
+    amount: f64,
+    date: DateTime<FixedOffset>,
+    student_count: i64,
+    students: Option<Vec<ClassFundTeacherDocumentDetailStudent>>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct ClassFundTeacherDocumentsItem{
+    id: i64,
+    title: Option<String>,
+    date: DateTime<FixedOffset>,
+    total_amount: f64,
+    amount_per_student: f64,
+    student_count: i64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct ClassFundTeacherDocumentsMonthly{
+    date: DateTime<FixedOffset>,
+    monthly_balance: f64,
+    items: Vec<ClassFundTeacherDocumentsItem>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct ClassFundTeacherStudentsItem{
+    variable_symbol: i64,
+    name: Option<String>,
+    registration_number: Option<i64>,
+    balance: f64,
+    status: String//PaymentsTeacherStudentStatus, enum "Active" "Canceled
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct ClassFundTeacherSummaryClass{
+    abbrev: Option<String>,
+    class_id: Option<String>,
+    balance: f64,
+    amount_to_pay: f64,
+    debtors: i64,
+    spent: f64,
+
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct ClassFundTeacherSummary{
+    teacher_name: Option<String>,
+    allowed_classes: Option<Vec<ClassFundTeacherSummaryClass>>,
+}
+
+//------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPaymentDetail{
+    title: Option<String>,
+    due_date: DateTime<FixedOffset>,
+    amount: f64,
+    original_amount: f64,
+    status: String, //r16 = <RegularPaymentStatus>  "BeforeDueDate", "NotPaid", "Paid", "PartiallyPaid"
+    bank_account: Option<String>,
+    variable_symbol: Option<i64>,
+    specific_symbol: Option<i64>,
+    message: Option<String>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPayment{
+    payment_id: i64,
+    title: Option<String>,
+    due_date: DateTime<FixedOffset>,
+    amount: f64,
+    status: String, //r16 = <RegularPaymentStatus>  "BeforeDueDate", "NotPaid", "Paid", "PartiallyPaid"
+    original_amount: f64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPaymentsSummary{
+    pub balance: f64,
+    pub paid: f64,
+    pub amount_scheduled: f64,
+    pub student_name_with_class: Option<String>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescriptionDetailItem {
+    pub due_date: DateTime<FixedOffset>,
+    pub title: Option<String>,
+    pub amount: f64,
+    pub advance_notice_date: DateTime<FixedOffset>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescriptionDetail {
+    pub id: i64,
+    pub title: Option<String>,
+    pub payment_type_id: i64,
+    pub payment_type_name: Option<String>,
+    pub amount: f64,
+    pub state: String, //r16 = <RegularPrescriptionState>  "Paid", "PaidNotActive","unknown","Unpaid", "UnpaidNotActive"
+    pub due_date_max: DateTime<FixedOffset>,
+    pub bank_account: Option<String>,
+    pub specific_symbol: Option<i64>,
+    pub items: Option<Vec<RegularPrescriptionDetailItem>>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescriptionDocumentLine {
+    pub date: DateTime<FixedOffset>,
+    pub title: Option<String>,
+    pub amount: f64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescriptionRegulationLine {
+    pub due_date: DateTime<FixedOffset>,
+    pub title: Option<String>,
+    pub amount: f64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescriptionStudentDetail {
+    pub id: i64,
+    pub last_name: Option<String>,
+    pub first_name: Option<String>,
+    pub full_name: Option<String>,
+    pub title: Option<String>,
+    pub balance: f64,
+    pub total_regulation_amount: f64,
+    pub status: String, //PaymentsTeacherStudentStatus, enum "Active" "Canceled"
+    pub document_lines: Option<Vec<RegularPrescriptionDocumentLine>>,
+    pub regulation_lines: Option<Vec<RegularPrescriptionRegulationLine>>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescriptionStudent {
+    pub id: i64,
+    pub last_name: Option<String>,
+    pub first_name: Option<String>,
+    pub full_name: Option<String>,
+    pub balance: f64,
+    pub status: String, //PaymentsTeacherStudentStatus, enum "Active" "Canceled"
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RegularPrescription {
+    pub id: i64,
+    pub title: Option<String>,
+    pub payment_type_id: i64,
+    pub payment_type_name: Option<String>,
+    pub amount: f64,
+    pub state: String, //PaymentsTeacherStudentStatus, enum "Active" "Canceled"
+    pub due_date_max: Option<DateTime<FixedOffset>>,
+    pub students_count: i64,
+}
\ No newline at end of file
diff --git a/src/semester.rs b/src/semester.rs
new file mode 100644
index 0000000..5c7aa12
--- /dev/null
+++ b/src/semester.rs
@@ -0,0 +1,41 @@
+use chrono::{DateTime, FixedOffset};
+use serde::{Deserialize, Serialize};
+
+use crate::{StdTypeNullable};
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct CertificateTerms {
+    pub certificate_terms: Vec<CertificateTerm>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct CertificateTerm {
+    pub final_marks: Option<Vec<FinalMark>>,
+    pub subjects: Option<Vec<StdTypeNullable>>,
+    pub grade_name: String,
+    pub grade: i64,
+    pub year_in_school: i64,
+    pub school_year: String,
+    pub semester: String,
+    pub semester_name: String,
+    pub repeated: bool,
+    pub closed: bool,
+    pub achievement_text: Option<String>,
+    pub absent_hours: Option<i64>,
+    pub not_excused_hours: Option<i64>,
+    pub marks_average: Option<f64>,
+    pub certificate_date: Option<DateTime<FixedOffset>>,
+
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct FinalMark {
+    pub mark_date: DateTime<FixedOffset>,
+    pub edit_date: DateTime<FixedOffset>,
+    pub mark_text: String,
+    pub subject_id: String,
+    pub id: String,
+}
diff --git a/src/stdtype.rs b/src/stdtype.rs
index e1cca1c..04cb17a 100644
--- a/src/stdtype.rs
+++ b/src/stdtype.rs
@@ -8,6 +8,23 @@ pub struct StdType {
     pub name: String,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct StdTypeNullable {
+    pub id: Option<String>,
+    pub abbrev: Option<String>,
+    pub name: Option<String>,
+}
+
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct SchoolClass {
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
+
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct StdClassGroup {
@@ -16,3 +33,51 @@ pub struct StdClassGroup {
     pub abbrev: String,
     pub name: String,
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct SchoolClassSet {
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct Teacher {
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct TeacherSet{
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct Room{
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct RoomSet{
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "PascalCase")]
+pub struct Student{
+    pub id: String,
+    pub abbrev: String,
+    pub name: String,
+}
\ No newline at end of file